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关注：1
2013-05-23 12:21
求翻译：The results show that there are 9 mines whose damage degree of From evaluation indexes, for these mines whose damage degree of mining subsidence is serious, disturbance coefficients are almost close to 1, which show that underground mining has disturbed the overlying rock seriously. The ratios of depth to thickness all是什么意思？ 待解决
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- 离问题结束还有
The results show that there are 9 mines whose damage degree of From evaluation indexes, for these mines whose damage degree of mining subsidence is serious, disturbance coefficients are almost close to 1, which show that underground mining has disturbed the overlying rock seriously. The ratios of depth to thickness all
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