要是你怀孕了或是即将怀孕或是准备怀孕亦或是将来准备怀孕还有或者你身边的朋友准备怀孕……都看看吧!

要是你怀孕了或是即将怀孕或是准备怀孕亦或是将来准备怀孕还有或者你身边的朋友准备怀孕……都看看吧! 要是你怀孕了或是即将怀孕或是准备怀孕亦或是将来准备怀孕还有或者你身边的朋友准备怀孕……都看看吧～ 怀孕准备 怀孕第1个月 主打营养素:叶酸 作用:防止胎儿神经器官缺陷 补充叶酸可以防止贫血、早产，防止胎儿畸形，这对妊娠早期尤为重要，因为早期正是胎儿神经器官发育的关键。孕妈妈要常吃富含叶酸的食物，如面包、面条、白米和面粉等谷类食物，以及牛肝、菠菜，龙须菜、芦笋、豆类及苹果、柑橘、橙子等。除了食补以外，还可以口服叶酸片来保证每日所需的叶酸。 怀孕第2个月 主打营养素:维生素C、维生素B6 作用:缓解牙龈出血、抑制妊娠呕吐 怀孕的第2个月，有些准妈妈会发现自己在刷牙时牙龈会出血，适量补充维生素C能缓解牙龈出血的现象。同时，可以帮助提高机体抵抗力，预防牙齿疾病。生活中的维meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 生素C来源于新鲜的水果蔬菜，比如，青椒、菜花、白菜、蕃茄、黄瓜、菠菜、柠檬、草莓、苹果等。 Tip:烹煮以上食物时间不宜过长，以免维生素C大量流失。 对于那些受孕吐困扰的准妈妈来说，维生素B6便是妊娠呕吐的克星。维生素VB6在麦芽糖中含量最高，每天吃1,2勺麦芽糖不仅可以抑制妊娠呕吐，而且能使孕妇精力充沛。富含维生素B6的食品还有香蕉，马铃薯，黄豆，胡萝卜，核桃，花生，菠菜等植物性食品。动物性食品中以瘦肉，鸡肉，鸡蛋，鱼等含量较多。 怀孕第3个月 主打营养素:镁、维生素A 作用:促进胎宝宝生长发育 镁不仅对胎儿肌肉的健康至关重要，而且也有助于骨骼的正常发育。近期研究表明，怀孕头三个月摄取的镁的数量关系到新生儿身高、体重和头围大小。在色拉油、绿叶蔬菜、坚果、大豆、南瓜、甜瓜、葵花籽和全麦食品中都很容易找到镁。另外，镁对meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 准妈妈的子宫肌肉恢复也很有好处。 胎儿发育的整个过程都需要维生素A，它尤其能保证胎儿皮肤、胃肠道和肺部的健康。怀孕的头三个月，胎儿自己还不能储存维生素A，因此孕妈妈一定要供应充足。甘薯、南瓜、菠菜、芒果都含有大量的VA。 怀孕第4个月 主打营养素:锌 作用:防止胎宝宝发育不良 这个月准妈妈需要增加锌的摄入量。准妈妈如果缺锌，会影响胎宝宝在宫内的生长，会使胎儿的脑、心脏、等重要器官发育不良。缺锌会造成孕妈咪味觉、嗅觉异常，食欲减退，消化和吸收功能不良，免疫力降低，这样势必造成胎儿宫内发育迟缓。富含锌的食物有生蚝、牡蛎、肝脏、口蘑、芝麻、赤贝等，尤其在生蚝中含量尤其丰富。 Tip:补锌也要适量，每天膳食中锌的补充量不宜超过45毫克。 怀孕第5个月 主打营养素:维生素D、钙 作用:促进胎宝宝骨骼和牙齿的发育 meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 孕妈咪怀孕的第5个月后，胎宝宝的骨骼和牙齿生长得特别快，是迅速钙化时期，对钙质的需求简直是剧增。因此从本月起，牛奶、孕妇奶粉或酸奶是准妈妈每天必不可少的补钙饮品。此外，还应该多吃以下这些容易摄取到钙的食物，如，干乳酪、豆腐、鸡蛋或鸭蛋、虾、鱼类、海带等。另外，准妈妈应每天服用钙剂。需要注意的是，钙的补充要贯穿于整个孕期始终。 当然，单纯补钙还是不够的，维生素D可以促进钙的有效吸收，孕妈妈要多吃鱼类、鸡蛋，另外晒太阳也能制造VD，孕妈妈可以适当晒晒太阳，但是首先要做好防晒工作。 怀孕第6个月 主打营养素:铁 作用:防止缺铁性贫血 此时的准妈妈和胎宝宝的营养需要量都在猛增。许多准妈妈开始出现贫血症状。铁是组成红细胞的重要元素之一，所以，本月尤其要注意铁元素的摄入。 为避免发生缺铁性贫血，准妈妈应该注meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 意膳食的调配，有意识地吃一些含铁质丰富的蔬菜、动物肝脏、瘦肉、鸡蛋等。还可以从这个月开始每天口服0.3—0.6克硫酸亚铁。 怀孕第7个月 主打营养素:“脑黄金” 作用:保证婴儿大脑和视网膜的正常发育 DHA、EPA和脑磷脂、卵磷脂等物质合在一起，被称为“脑黄金”。“脑黄金”对于怀孕个月的准妈妈来说，具有双重的重要意义。首先，“脑黄金”能预防早产，防止胎儿发育迟缓，增加婴儿出生时的体重。其次，此时的胎宝宝，神经系统逐渐完善，全身组织尤其是大脑细胞发育速度比孕早期明显加快。而足够“脑黄金”的摄入，能保证婴儿大脑和视网膜的正常发育。 为补充足量的“脑黄金”，孕妈咪可以交替地吃些富含DHA类的物质，如富含天然亚油酸、亚麻酸的核桃、松子、葵花子、杏仁、榛子、花生等坚果类食品，此外还包括海鱼、鱼油等。这些食物富含胎宝宝大脑meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 细胞发育所需要的必需脂肪酸，有健脑益智的作用。 怀孕第8个月 主打营养素:碳水化合物 作用:维持身体热量需求 第8个孕月，胎儿开始在肝脏和皮下储存糖原及脂肪。此时如碳水化合物摄入不足，将造成蛋白质缺乏或酮症酸中毒，所以孕8月应保证热量的供给，增加主粮的摄入，如大米、面粉等。一般来说，准妈妈每天平均需要进食400g左右的谷类食品，这对保证热量供给、节省蛋白质有着重要意义。另外在米、面主食之外，要增加一些粗粮，比如小米、玉米、燕麦片等。 怀孕第9个月 主打营养素:膳食纤维 作用:防止便秘，促进肠道蠕动 孕后期，逐渐增大的胎宝宝给准妈妈带来负担，准妈妈很容易发生便秘。由于便秘，又可发生内外痔。为了缓解便秘带来的痛苦，孕妈咪应该注意摄取足够量的膳食纤维，以促进肠道蠕动。全麦面包、芹菜、胡meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 萝卜、白薯、土豆、豆芽、菜花等各种新鲜蔬菜水果中都含有丰富的膳食纤维。孕妈咪还应该适当进行户外运动，并养成每日定时排便的习惯。 怀孕第10个月 主打营养素:硫胺素(维生素B1) 作用:避免产程延长，分娩困难 最后一个月里，必须补充各类维生素和足够的铁、钙、充足的水溶性维生素，尤其以硫胺素最为重要。如果硫胺素不足，易引起准妈妈呕吐、倦怠、体乏，还可影响分娩时子宫收缩，使产程延长，分娩困难。硫胺素在海鱼中的含量比较高。 附:怀孕注意事项 【关于怀孕后的注意事项】【吃方面】1、发育到2亿个细胞所需营养是非常多的，尤其是【蛋白质】。2. 每天吃3-4个核桃或其他坚果(不要吃杏、杏仁)，孕10-18周是孩子第一个补脑高峰期，可多吃些鱼类、坚果。3. 鱼、虾是很好的食物，可以常吃。4. 莴笋中含【叶酸】多，有助于胎儿脊髓形成。meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 口服叶酸片不超过孕后3个月，会有别的反作用，好像是容易影响铁的吸收，请听医嘱。5. 芝麻也是好东西，可以补铁、提供卵磷脂、蛋白质等，能提高孕妇体质、预防感冒，还可以吃芝麻酱，含有不少人体所需的微量元素呢。6. 甜食、水果要适量，避免糖尿病、巨大胎儿。7. 【禁食】:桂圆，大热，极易造成孕妇流产;螃蟹、甲鱼，大寒，极易造成孕妇流产，特别是蟹腿;芦荟汁;还有碳酸饮料、冷饮、香肠、腊肉、咸蛋、熟肉、火腿、辣鸭脖、油条、烧烤、话梅、水果罐头、方便面、腌菜、油炸食物等再加工、有卫生隐患、没营养的食物也应列入禁食范围内。8. 【不能大量食用】:久存的土豆含生物碱，其毒性可在母体残存2个月，伤害胎儿;菠菜含铁并不多，但草酸太强，会影响钙、锌吸收;八角桂皮花椒等热性香料，容易造成便秘;另外海带也寒性，不能大量食用，并且食用前最好洗净后浸泡24小时并勤换水，消除海水污染造成的砷中毒;还有马齿苋，兴奋子宫;苡米滑胎;黑木耳活血，大量食用易流产;山楂及其制品会兴奋子meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 宫，大量食用会使子宫收缩、造成流产;杏仁、杏，大热滑胎。猪肝不能多吃，容易维A超量，每周50g足亦，可以用其他食物代替铁质的进补。9. 不要让自己饿着，准备些合适的零食，太平梳打饼干、开心果、水果、酸奶都是不错的选择。10. 饮食要清淡，避免吃水煮鱼这样太刺激或油腻的菜肴。11. 可用口含生姜片的方式防治孕吐，喝甘蔗汁也能舒缓。12. 常吃点粗粮。玉米就不错，多喝豆浆。13. 不要挑食。特想吃什么、只要对健康有好处就弄来吃。【日常方面】1. 注意卫生，天天洗浴，孕早期要特别注意不能使用超过40摄氏度的水温淋浴，也应避免高温环境、发烧，任何原因的身体高热都有导致胎儿发育异常的危险。2. 穿纯棉内裤，不要用护垫，不透气、滋生细菌。3. 不使用花露水。4. 不用口红、粉底、眼影的化妆品，不能烫染头发，减少化学物质对人体危害。5. 不要使用电吹风、电热毯。6. 不接触洗衣粉等化学品，洗衣服的工作可以老公代劳。7. 穿舒适的鞋，不要穿高跟鞋，容易疲劳、受伤。8. 少看电视，书上说每天不要meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 超过2.8小时，电视机周围缺乏阴离子，对健康不益。9. 尽量少用手机，避免近距离辐射。至于电脑，只要控制上网时间，还是可以偶尔上。开启的微波炉是要离远些的，书上说7米之外才是安全区，谁知道呢，尽量避免接近就好啦。10. 呕吐、恶心等早孕反应一般从孕6周开始至12周自然结束，做好心理准备。11. 每天晒晒太阳，帮助合成维生素D，促进钙的吸收，有益母子健康。12. 别让自己生病、着凉，放件外套在单位，随时增减。13. 不要听磁带，会伤害胎儿的听道纤毛组织。14. 怀孕前3个月和后3个月胎儿都比较娇弱，容易流产、早产，不要ML。中期也必须注意温柔。15. 孕期睡眠要充足，最好午睡1,2小时。起码要经常将双脚平托起来，避免静脉曲张。经常到户外呼吸新鲜空气，空调房的污染还是很大的。16. 避免接触污染。17. 孕期身体变化巨大，碰到困难也要给自己强烈心里暗示，要坚强、要为了孩子着想。【运动方面】1. 孕期注意多休息的同时也应该保持散步、不弯腰下蹲的家务劳动等适量运动。2. 头三个月meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 不要搓揉小腹部、胸部，这样会刺激子宫收缩，有导致流产的危险。3. 不拎重物，特别是单手拎重物，容易扭伤，导致流产。还有，不要做“仰卧起坐”。4. 头三个月和最后三个月胎儿比较脆弱，此时孕妇不适合长途舟车劳顿。5. 养成左侧卧的睡觉习惯，这个姿势能让胎儿觉得很舒服，避免孩子缺氧，左侧静卧2小时还可以起到给孩子输液的作用呢。【医护方面】1. 如果一切正常，可在孕满3个月时去医院做全面体检，大致费用是700元左右。孕龄是从怀孕前的那次例假第一天算起，完整孕程是40周,280天。2. 出现任何原因造成的子宫流血都要立即就医。3. “孕妇的体重增加应是缓慢的，一般说来，妊娠早期(孕1周至孕12周),体重增加0.75至1.5千克为宜;妊娠中期(孕13至27周),平均每月增加,千克为宜;妊娠晚期(28周至40周)平均每周不超过0.5千克。待到足月临产时，孕妇体重总增加12千克左右为宜，多不超过15千克，少不低于9千克。”4. 产后，头10天可以喝一些红糖水补血养气，但不要超过10天，因为红糖还有活血meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods. 的功效，持续饮用会不利于恶露回收。5. 产 后，不要立刻用老母鸡汤补养身体，因为产 后母体会分泌催乳素，大量的雌激素会憋走 催乳素，所以产后喝鸡汤应该用公鸡。 meet the standard requirements. Post weld heat treatment of pipes after heat treatment, hardness tests should be conducted, hardness test sampling of not less than 10%, hardness 120%,15CrMo hardness of carbon steel pipe shall be less than base metal steel after heat treatment, hardness should not be greater than the parent material of 125%. Rate of pipeline nondestructive testing shall be carried out according to the design requirements, no no design requirements the SH3501-2002 table 10 "percentage of radiographic examination of welded joints and acceptable level", and fixed number not less than the total number of 40% weld inspection. This project has a wall thickness of 32mm 20# steel high pressure tube, x-rays cannot penetrate, the situation may not allow non-destructive testing by γ-ray, used weld backing and two-layer welds before filled by x ray detection method, the other layer by ultrasonic detector method. Should be consistent with existing national standards for radiographic testing of the ... Gas tank used chain for this project promoted the upsidedown construction. Chain reversal installation method shown in the following figure: welders Welders and welding methods to participate in this project should be in accordance with the Ministry of personnel issued by the boilers and pressure vessels welder examination rules for qualification examination, after passing the qualification certificate of welding work. Tank welding manual arc welding, automatic welding. Manual arc welding company has a number of excellent welder, took part in all kinds of large, medium and small storage tank, pressure vessel welding, with rich experience, manual welding characteristics are not subject to location restrictions, welding deformation easy to control. This engineering welding construction of shielded metal arc welding methods.