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关注:1
2013-05-23 12:21
求翻译:因此引水隧洞工程中下平洞开挖至关重要是什么意思?![]() ![]() 因此引水隧洞工程中下平洞开挖至关重要
问题补充: |
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2013-05-23 12:21:38
Diversion tunnel project under the adit excavation is essential
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2013-05-23 12:23:18
正在翻译,请等待...
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2013-05-23 12:24:58
Therefore in the derivation tunnel project under opens wide evenly digs very important
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2013-05-23 12:26:38
Excavation of diversion tunnel project the lower adit is essential
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2013-05-23 12:28:18
正在翻译,请等待...
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