【doc】谈谈聚苯乙烯泡沫板在屋面隔热和地面防潮中的应用

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(U??o?????????k150-:U?900-m)?8???nqt?????????h ???????A?8q??8?????t?????p???r???????9?d?8?????hU? qt???1?r???b?p??????q?????UG?9?8U4?s???????2?1?8?k U??C????q???q?????qt?????8???P(3)?nU?U)?0?V?R???? ??????b????8?`???n???????H?c 2.3???U?(?(?????? ?nU?U5???????8U?U-????????U??????????m?????P?? ???????m?????P???H?????)?????fr%??????U????8?? ??U4?8??b????8???+????U??????}???H???? ?? ?? ?? ?? ????3i?7?8b????)?1??.??r%?6??U?g,??,????T!AiU??? ???}R4?VU?????r. :?0?0????U??????????k?A?????????R???m??Ux?????0 (1)????U??????????m?????P 80??C10?`???h10.74?//mZ 50??????U?????????:10?//?? 30??C15?`???h4.3?/??nZ ?0??25.04?/im` (2)???????????????????P C30?????????????Eq?:17.54?/???? C30????????????????:4.46?/?Wm, C30?????????????u??4,92?//ill' C30????????????????(lkm):5_???=/m?8 ?????????G?E??;1.02?//?; ?0??:33.16?//m' U??R?????? ?u????YfSNi&ILAAA&%S9?*?????h ?m3????U??????l???mdA???rPJ??4?????R???m?????r?? U????U?(?(?????8???????????????????rU????????? ????8.12?/?8???????????B??q????????t?L???9?d?p?? ?r???k???8???rU????ZRf 2.4???? ?t????Ul?????d????U??????????m?????P???????? ???????????m?????P???HU??????8??U[????U??????????m ?????P???????????????m?????P?????????P?????`?k U??????0?i?c???U?????V???4?!?[???R???m???8????UY?? ??q??k?8?P??????Rf TheApplicationofPolystyreneCystosepiment inRoofInsulationandGroundDampProof CHENXin-gui (SouthwestNormalUniversity,Changqim400075,China) Abstract:Inroofinsulation,twowayscanbeemployed,thatis,thethermalinsulationwithmateriallayers andwithventilatingair.Throughthecomparisonbetweentheirstructures,thetestedinsulationefficiencies, theoreticalcalculationnumbersandeconomicindexes,itisfoundinthispaperthatexcellentthermalinsulation canbereachedwithpolystyrenecystosepiment.Inaddition,throughthecomparisonofseveralgrounddamp proofmeasures.itisfoundthatthedampproofwithpolystyrenecystosepimentisexcellent. Keywords:polystyrenecystosepiment;thermalinsulation;dampproof (?<U??A???c?d??)