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关注：1
2013-05-23 12:21
求翻译：巷道开挖后围岩将发生破坏。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
巷道开挖后围岩将发生破坏。
问题补充： |
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2013-05-23 12:21:38
Rock tunnel excavation damage will occur.
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2013-05-23 12:23:18
gallery after excavation of damage occurred will be difficult.
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2013-05-23 12:24:58
After the tunnel will excavate the adjacent formation to have the destruction.
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2013-05-23 12:26:38
After excavation of roadway surrounding rock damage will occur.
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2013-05-23 12:28:18
The country rock will be destroyed after the tunnel is excavated.
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