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關注:1
2013-05-23 12:21
求翻譯:見, 采用新的隧道施工工藝和新的支護類型與材料,是什么意思?![]() ![]() 見, 采用新的隧道施工工藝和新的支護類型與材料,
問題補充: |
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2013-05-23 12:21:38
See, using the new tunnel construction technology and a new type of support material,
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2013-05-23 12:23:18
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2013-05-23 12:24:58
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2013-05-23 12:26:38
See, the introduction of new tunnel construction technology and support for new types of materials,
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2013-05-23 12:28:18
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