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人防管道安装

消防管道从非人防区穿越到人防区时防爆阀加在人防墙哪一侧,人防区内,穿人防墙,两侧都加吗

冷风 | 2023-09-25 17:11
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回答 | 1

同同不同 2023-09-26 09:13 20 [回复]举报

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