初中化学溶解度教案

初中化学溶解度教案 溶解度重要知识点 orientation of enterprise and business investment trends and investment, active-site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods, some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has coordinated relevant merchants to the city many times, such as field trips. Total 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of promotion and information services to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, universality and practicality of a variety of information, using modern Office means the establishment of archives information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects of lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversaho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, unnd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and2ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi activek, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, 溶解度曲线相关练习 甲 溶乙 1. 甲、乙两物质的溶解度曲线如图所示，下列说法正确的是( ) 50- 解A(甲和乙的饱和溶液，从t?升温到t?，仍是饱和溶液 12度40- /g B(t?时，甲和乙的溶解度相等 130- C(t?时，甲和乙各30g分别加入80g水中，均能恰好完全溶解 120- D(t?时，在100g水中放入60g甲，形成不饱和溶液 210- t t 温度/? 0 122( 右图是a、b两种固体物质的溶解度曲线。从图中可获得的信息是( ) A. 固体物质的溶解度均随温度升高而增大 B(t?,相同质量的a、b溶解时放出热量相同 C(升高温度，可使a或b的饱和溶液变为不饱和溶液 D(将相同质量的a、b分别加入100g水中，所得溶液质量分数相同 3(右图是甲、乙两种固体物质的溶解度曲线，下列说法正确的是( ) A(甲的溶解度大于乙的溶解度 B(乙的不饱和溶液降温可变成饱和溶液 oC(20C时，甲、乙两种物质的溶解度相等 oD(50C时，甲的饱和溶液中溶质的质量分数为40% 4. 右图是a、b两种固体物质(不含结晶水)的溶解度曲线。下列说法正确的是( ) A.b的溶解度大于a的溶解度 B.t?时，将a、b两种物质的饱和溶液分别恒温蒸发等质量的 水，1 析出晶体的质量一定相等 C.将t?时的b的不饱和溶液降温至t?，一定能得到b的饱 和溶 液 21 D.t?时，a溶液的溶质质量分数一定小于b溶液的溶质质量分数 2 5(右图是a、b两种固体物质的溶解度曲线，下列说法中正确的是 A(a的溶解度大于b的溶解度 B(在20?时,a、b的溶液中溶质的质量分数相同 C(a、b的溶解度都随温度升高而增大 D(a、b都属于易溶物质 6(t?时往盛有100g水的烧杯中先后加入a g M和a g N(两种物质溶解时2 互不影响，且溶质仍是M、N)，充分搅拌。将混合物的温度降低到t?，下列1说法正确的是( ) A.t?时，得到M的饱和溶液 B.t?时，得到N的不饱和溶液 22 C.温度降低到t?时，M、N的溶质质量分数相等，得到M、N的不饱和溶液 1 D.温度降低到t?时，M、N的溶解度相等，得到M、N的饱和溶液 1 7(右图是a、b、c三种固体物质的溶解度曲线，下列叙述正确的是( ) ing ones information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relyuthenticity, universality and practicality of a variety of information, using modern Office means the establishment of archivced, ad Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advann Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions anLiaisoket space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. s to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad marpromotion and information serviceTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of Gansu province has coordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment trends and investment, activeorientation of enterprise and business 3lowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects ofthe building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fel A(将a、b、c三种物质t?时的饱和溶液升温至t?，所得溶液的溶质质量分数大小关系是a>b>c 12 B(t?时30g物质a加入到50g水中不断搅拌，形成80g溶液 2 C(t?时a、b、c三种物质的饱和溶液中含有溶质质量按由小到大的顺序排列是b>a=c 1 D. 若a中混有少量c，可以采用冷却热饱和溶液的方法提纯a 8(两种不含结晶水的固体物质a、b的溶解度曲线如右图，下列说法正确的是( ) A(b的溶解度小于a的溶解度 a 溶解B(分别将t?时a、b两种物质的溶液降温至t?，肯定都有晶体析出 21度 \ C(要从含有少量a的b溶液中得到较多的b晶体，通常可采用降温结 g b 晶的方法 D(在t?时，用a、b两种固体和水分别配制等质量的两种物质的饱和 2 溶液，需要量取相同体积的水 t 0 1t 温度/? 29(右图所示曲线a、b、c分别代表A、B、C三种物质的溶解度曲线。下列说法错误的是( ) A(t?时，三种物质溶解度大小的顺序是B,C,A 1 B(t?时，A和B两种物质的饱和溶液中溶质质量相同 2 C(t?时，在100g水里分别加入三种物质各mg，只有b能形成饱和溶液 3 D(从混有少量C的A物质中提取较纯净的A，最适宜用蒸发溶剂的方法 10(右图是a、b、c三种固体的溶解度曲线，下列说法正确的是( ) A(b的溶解度一定小于a的溶解度 B(当a中含有少量b时，可以用降温结晶的方法提纯a C(通过降低温度可将c的不饱和溶液变为饱和溶液 D(a的饱和溶液从t?降温至t?时变为不饱和溶液 21 11(有关a、b两种物质的溶解度曲线如图所示，下列叙述不正确的是( ) A(a物质的溶解度随着温度的升高而增大 B(在t?时，a、b两种物质的溶液中溶质的质量分数一定相等 2 C(将a、b两种物质的饱和溶液从t?降温至t?，a有晶体析出,b无晶体析出 31 D(t?时，a物质的溶解度大于b物质的溶解度 3溶 解 12(a、b、c三种物质的溶解度曲线如右图所示。现有t?时的a、b、c 1a 度 三种物质的饱和溶液，将其都升温至t?时，下列说法中，正确的是( ) 2g b A(b溶液为饱和溶液 B(a 溶液中有晶体析出 c C(c溶液为不饱和溶液 0 t t 温度/? 12D(b溶液中的溶质质量分数最大 13(右图所示为甲、乙两物质(均不含结晶水)的溶解度曲线。50?时，取甲、乙两种物质各50g，分别加人100g水中，使之充分溶解。下列有关说法不正确的是„„„( ) A(上述混合物在20?时，甲和乙形成溶液的质量相等 B(在0?时，溶液中溶质的质量分数甲小于乙 C(温度高于50?时，甲和乙形成的溶液都变为不饱和溶液 D(50?时，将甲、乙两种物质的混合物分别降温至20?，溶液中未溶解晶体的质量相等 14、右图是a、b两种固体物质的溶解度曲线图，下列说法中不正确的是( ) ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi activek, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversaho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, unnd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and4 A(任何温度下，a的溶解度大于b的溶解度 B(a的溶解度受温度变化的影响比b的大 C(t ?至t?之间b曲线以下区域为a 、b两物质的不饱和溶液 12 D(对于a与b混合溶液，可利用冷却结晶的方法来分离 溶15(甲、乙两物质的溶解度曲线如右图所示。下列叙述中，正确的是( ) 甲 解A(t?时，甲和乙的溶解度均为30 1乙 度 50 g B(t?时，甲和乙的饱和溶液中溶质质量分数相等 240 C(t?时，在100 g水中放入60 g甲，其溶质的质量分数为37.5% 230 D(t?时, 分别在100 g水中各溶解20 g 甲、乙，同时降低温度，甲先达到饱220 和 10 0 t t温度/? 1 2 16.根据右图A、B、C三种物质的溶解度曲线，判断下列说法是否正确 ( ) A. 温度从t2?降到t1?时三种物质析出晶体由多到少的顺序为 A>B>C B.t2?时A溶液溶质的质量分数最大，C溶液溶质的质量分数最小 C.A物质中混有C物质，可以用蒸发溶剂的方法提纯A D.t1?时，A、B、C三种物质的饱和溶液溶质的质量分数相等 60溶17、几种物质的溶解度曲线如右图。则下列说法正确的是( ) 解氯化铵度50A(氯化铵的溶解度最大 /gB(随着温度升高，硫酸钠的溶解度不断增大 40硫酸钠(40?时硫酸钠饱和溶液溶质的质量分数为50% C氯化30D(把40?时等质量的三种物质的饱和溶液降温到20?，硫酸钠 钠 20304050602070析出晶体最多 温度/ C18(右图表示A、B两种物质的溶解度(s)随温度(t)的变化情况， 下列说法正确的是( ) A(A的溶解度大于B的溶解度 B(升高温度可使A的不饱和溶液变为饱和 C(t?时，在100g水中溶解60gA能形成饱和溶液 3 D(t?时，A和B的饱和溶液的溶质质量分数相等 2 19、右图中M、N分别表示二种固体物质(不含结晶水)的溶解度曲线，试根据图中曲线判断下列说法正确的是 ( ) A(图中A点表示M、N二种物质在t?时均达到饱和 1 B(M、N二种饱和溶液，当温度从t降至t时，一定析出相同质量的晶体 12 C(同处A点的相同质量的M、N二种溶液，当温度从t降至t后，剩余溶液 12 的质量分数相等 D(0?时，M、N具有相同的溶解度 20、右图是a、b、c三种固体物质的溶解度曲线。由图示判断下列说法中正确的是( ) A(b物质的溶解度大于c物质的溶解度 B(a物质的溶解度大于c物质的溶解度 C(a物质的饱和溶液从t?降温至t?时变为不饱和溶液 21 D(c物质的不饱和溶液从t?降温至t?时变为饱和溶液 21 21(右图是A、B两种固体物质的溶解度曲线。下列说法中错误的是( ) A(A物质的溶解度受温度变化的影响较大，B物质的溶解度受温度变化的影响较小 5lowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects ofthe building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fel ing ones information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relyuthenticity, universality and practicality of a variety of information, using modern Office means the establishment of archivced, ad Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advann Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions anLiaisoket space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. s to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad marpromotion and information serviceTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of Gansu province has coordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment trends and investment, activeorientation of enterprise and business B(t?时，等质量的A、B饱和溶液中含有相同质量的溶质 C(当温度大于t?时，A溶液一定比B溶液浓 D(B中含有少量A时，用溶解、蒸发、结晶的方法除去B中的A 溶22(右图是A、B、C三种物质的溶解度曲线，据图回答: A 解度(1) t?时A、B、C三种物质的溶解度由大到小的顺序是 1B /g (填写序号，下同)。 (2) t?时30gA物质加入到50g水中不断搅拌，形成的溶液质 1C 30 量是 g。 (3) 将t?时A、B、C三种物质饱和溶液的温度升高到t?时， 12t t 12三种溶液的溶质质量分数由大小关系是 温度/? (3)右图是a、b两种物质的溶解度曲线。 ?在t?到t?之间时，a、b能否配制成溶质质量分数相同的饱和溶12 液, (填“能”或“不能”)。理由 是 。 ?把t?时a的饱和溶液升温到t?，则溶液的溶质质量分数将 12 (填“变大”、“变小”或“不变”)。 23、20 ?时，向两只试管中加入等质量的甲、乙两种固体物质，分别加入10g水，使其充分溶解，观察到如图1所示的现象。20 ?时， (填“甲”或“乙”)的溶液一定是饱和溶液。右图2中表示甲物质的溶解度曲线的是 (填“a”或“b”)要使试管中剩余的甲固体继续溶解可采用的方法是 。将10 ?时a的饱和溶液升温到20 ?(溶剂不蒸发)，其溶质质量分数 (填“变大”、“变小”或“不变”)。 6ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi activek, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversaho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, unnd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and 溶质质量分数相关题目解题依据: 7lowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects ofthe building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fel ing ones information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relyuthenticity, universality and practicality of a variety of information, using modern Office means the establishment of archivced, ad Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advann Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions anLiaisoket space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. s to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad marpromotion and information serviceTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of Gansu province has coordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment trends and investment, activeorientation of enterprise and business 8ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi activek, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversaho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, unnd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and 9lowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects ofthe building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fel ing ones information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relyuthenticity, universality and practicality of a variety of information, using modern Office means the establishment of archivced, ad Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advann Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions anLiaisoket space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. s to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad marpromotion and information serviceTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of Gansu province has coordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment trends and investment, activeorientation of enterprise and business 10ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi activek, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversaho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, unnd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and 11lowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects ofthe building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fel ing ones information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relyuthenticity, universality and practicality of a variety of information, using modern Office means the establishment of archivced, ad Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advann Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions anLiaisoket space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. s to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad marpromotion and information serviceTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of Gansu province has coordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment trends and investment, activeorientation of enterprise and business k, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversaho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, unnd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and12ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi active 13lowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects ofthe building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fel ing ones information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relyuthenticity, universality and practicality of a variety of information, using modern Office means the establishment of archivced, ad Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advann Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions anLiaisoket space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. s to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad marpromotion and information serviceTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of Gansu province has coordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment trends and investment, activeorientation of enterprise and business 实验题: ho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, unnd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and14ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi activek, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversa the building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fel ing ones information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relyuthenticity, universality and practicality of a variety of information, using modern Office means the establishment of archivced, ad Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advann Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions anLiaisoket space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. s to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad marpromotion and information serviceTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of Gansu province has coordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment trends and investment, activeorientation of enterprise and business 15lowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects of 再战实验题 lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversaho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, unnd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and16ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi activek, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, ced, ad Pingliang contact who staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advann Office in Beijing and around the annual priorities, strengthen cooperation with relevant State departments, institutions anLiaisoket space and good communication networks for their mining resources, promote awareness of Pingliang provides a broad stage. s to a new level. The two foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad marpromotion and information serviceTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of Gansu province has coordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment trends and investment, activeorientation of enterprise and business 17lowship of born in Pingliang in the blue people" activities such as LAN Pingliang in the subjects ofthe building, active in Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fel ing ones information network, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relyuthenticity, universality and practicality of a variety of information, using modern Office means the establishment of archiv 参考: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 B C C B C C D D B B B D B A D C D D C A D nd around the annual priorities, strengthen cooperation with relevant State departments, institutions and Pingliang contact wing amunication networks for their mining resources, promote awareness of Pingliang provides a broad stage. Liaison Office in Beijtwo foreign offices, is an important window for municipal governments in Beijing and Lanzhou, broad market space and good com promotion and information services to a new level. TheTotal 16 assist in securing project, seek State investment of 7.64 million Yuan. Three are Windows role to play, in terms of ordinated relevant merchants to the city many times, such as field trips. some strings for economic construction in Pingliang. Zhejiang entrepreneurs Association, Gansu province has co site describes the city's resources and foreign investment policies, projects, thematic investment and go investment methods,-investment, active orientation of enterprise and business investment trends and18ngliang in the blue people" activities such as LAN Pingliang in the subjects ofin Pingliang records celebrities worked in Pingliang and leaders at all levels of work, organized a "Fellowship of born in Pi activek, and disseminated the information and news briefing. The blue Office with nostalgia for the link, relying on the building, lity and practicality of a variety of information, using modern Office means the establishment of archives information networiversaho staff in Beijing, expanding information channels, focus on collecting and sorting with dynamic, advanced, authenticity, un