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关注:1
2013-05-23 12:21
求翻译:The harder the rock, so much the more difficult is the work of drilling, though few types are sufficiently hard to be allowed to remain after blasting without a lining of masonry or concrete是什么意思? 待解决
悬赏分:1
- 离问题结束还有
The harder the rock, so much the more difficult is the work of drilling, though few types are sufficiently hard to be allowed to remain after blasting without a lining of masonry or concrete
问题补充: |
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2013-05-23 12:21:38
岩石更难更加困难的,与其说是钻探工作,但少数种类有足够的硬盘被允许后仍然没有砌石或混凝土衬砌爆破
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2013-05-23 12:23:18
越是岩石,如此多的工作的更困难的是钻井,虽然少数几类是作出足够的努力,可获准继续在没有一个爆破后衬砌石或具体
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2013-05-23 12:24:58
越坚硬岩石,非常越困难的是钻井工作,虽然少量类型是充足地坚硬允许在炸开以后保持没有石工或混凝土衬里
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2013-05-23 12:26:38
越硬的岩石,这么多更难是工作的钻探,虽然几种类型是可获准后无衬砌石或混凝土爆破仍然不够硬
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2013-05-23 12:28:18
越硬的岩石,这么多更难是工作的钻探,虽然几种类型是可获准后无衬砌石或混凝土爆破仍然不够硬
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