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關注：1
2013-05-23 12:21
求翻譯：本設計還研究了新橋煤礦瓦斯災害的防治、水災防治、頂板災害的防治。是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
本設計還研究了新橋煤礦瓦斯災害的防治、水災防治、頂板災害的防治。
問題補充： |
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2013-05-23 12:21:38
This design also studied the Xinqiao coal mine gas disaster prevention, flood control, prevention and treatment of the roof disasters.
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2013-05-23 12:23:18
This design still studied lately the bridge coal mine gas the prevention and cure,flood disaster of the disaster the prevention and cure,a plank disaster of prevention and cure.
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2013-05-23 12:24:58
This design has also studied new bridge coal mine gas disaster preventing and controlling, flood preventing and controlling, roof disaster preventing and controlling.
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2013-05-23 12:26:38
This design study of Xinqiao coal mine gas disaster prevention, flood prevention, disaster prevention of roof.
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2013-05-23 12:28:18
正在翻譯，請等待...
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