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关注:1
2013-05-23 12:21
求翻译:须用防火封堵材料将洞口做密闭处理是什么意思? 待解决
悬赏分:1
- 离问题结束还有
须用防火封堵材料将洞口做密闭处理
问题补充: |
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2013-05-23 12:21:38
Fire blocking material will be used to do the hole sealed deal
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2013-05-23 12:23:18
Materials will be required to use the firewall hole stoppers do confined processing
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2013-05-23 12:24:58
Will have to use the fire protection trap material Dongkou to make airtight processing
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2013-05-23 12:26:38
Fireproof blocking materials entrance closed
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2013-05-23 12:28:18
Fireproof blocking materials entrance closed
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