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关注:1
2013-05-23 12:21
求翻译:矿井通风方法为抽出通风方式,通风方式为中央并列式是什么意思?![]() ![]() 矿井通风方法为抽出通风方式,通风方式为中央并列式
问题补充: |
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2013-05-23 12:21:38
Mine ventilation method is out of the ventilation mode, ventilation for central parallel
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2013-05-23 12:23:18
Mine Ventilation methods to extract ventilation, Central ventilation for side-by-way
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2013-05-23 12:24:58
The mine ventilation method for the ventilation by extraction way, ventilates the way for central committee compound -like
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2013-05-23 12:26:38
Method for mine ventilation exhaust ventilation, ventilation to the Central side-
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2013-05-23 12:28:18
正在翻译,请等待...
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