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关注:1
2013-05-23 12:21
求翻译:2213机轨合一巷顶板锚杆锚索受力图是什么意思?![]() ![]() 2213机轨合一巷顶板锚杆锚索受力图
问题补充: |
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2013-05-23 12:21:38
2213 machine-rail unity of roof bolt and cable diagram
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2013-05-23 12:23:18
In 2213 the Rail lane roof anchor in the anchor bar sought to
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2013-05-23 12:24:58
2213 machine axles gather a lane roof anchor rod anchor cable to try hard
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2013-05-23 12:26:38
2,213 Rails in one roof bolt anchor lane sought to
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2013-05-23 12:28:18
正在翻译,请等待...
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