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關(guān)注:1
2013-05-23 12:21
求翻譯:鋼檁條耐火極限達(dá)到1.0小時是什么意思?![]() ![]() 鋼檁條耐火極限達(dá)到1.0小時
問題補(bǔ)充: |
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2013-05-23 12:21:38
Steel purlins fire resistance of up to 1.0 hours
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2013-05-23 12:23:18
Steel purlin up to 1 hour fire-rated
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2013-05-23 12:24:58
The steel purlin fireproof limit amounts to for 1.0 hours
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2013-05-23 12:26:38
Steel purlins fire resistance up to 1 hour
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2013-05-23 12:28:18
正在翻譯,請等待...
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