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关注：1
2013-05-23 12:21
求翻译：所有穿楼板的孔洞应进行防火封堵。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
所有穿楼板的孔洞应进行防火封堵。
问题补充： |
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2013-05-23 12:21:38
All holes through the floor of the block should be fire.
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2013-05-23 12:23:18
All wear holes in 50,730 fire stopper should be carried out.
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2013-05-23 12:24:58
All puts on the floor the hole to be supposed to carry on the fire protection trap.
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2013-05-23 12:26:38
All wearing floor holes should conduct fire blocking.
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2013-05-23 12:28:18
All wearing floor holes should conduct fire blocking.
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