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预留预埋图 图例画法： ppmicivtrwlcaystoulxxddsrshqwvkicmvcesg
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风管穿密闭墙做法详图与预留预埋图画法 hdkmdmoiahgswurnvasdrnujvqcdzjs
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, p% v4 l C" d; S4 A( _; ^ h07FK02 防空地下室通风设备安装图集pxzolgaxqgvegoiltvtnizesvpksyfnfsbukad
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- u# S/ J0 ?, E2 e+ S$ r《全国民用建筑工程设计技术措施——防空地下室》（2009年）4.2.27条： ! Q4 n% M% N: B' g3 Ntqmepdhqeuenwzjowkbpluutbrlcgxbzshcoruoiw
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风管穿密闭墙做法详图与预留预埋图画法 obxfbhdjrybabjubgdgan
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超压排气活门的安装： ghrzthqmhjymptprncgnuvuxekpkosebfoduchgt
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风管穿密闭墙做法详图与预留预埋图画法 swsnlkukiempwl
有的项目就没有在活门一侧设置肋板： ykhxlbvqkvfsfimvdmulbqimzpumt
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风管穿密闭墙做法详图与预留预埋图画法wuolgtbvjce
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防冲击波加的挡板是指墙外的，墙里套管边上的加固定法兰，就是用来焊接用的： 8 i3 C6 p: Y. }. {9 h- p) @( ?hhtuseqgoflszerpjrmeqgxywejnzcrnlve
风管穿密闭墙做法详图与预留预埋图画法 ztenjpwdmjmxbknchaunnjgwcyzqqxxrvkix
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风管穿密闭墙做法详图与预留预埋图画法 obxfbhdjrybabjubgdgan
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; d/ U. D. _+ j7 @' [" |8 Y8 l& {（知道有相关图集就行了，画法不一样）： 5 N f9 V* E+ V! okkdyxaeyrjlpjwzugjxxtkdtcsnrn
风管穿密闭墙做法详图与预留预埋图画法ritfkradcpusziapjrbaadeuwcppztil
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