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关注：1
2013-05-23 12:21
求翻译：残煤资源安全复采是衰老矿井迫切需要解决的问题之一是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
残煤资源安全复采是衰老矿井迫切需要解决的问题之一
问题补充： |
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2013-05-23 12:21:38
正在翻译，请等待...
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2013-05-23 12:23:18
coal mining is disabled security of resources are aging pits there is an urgent need to address one of the problems
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2013-05-23 12:24:58
The remnant coal resources safe duplicate pick are one of questions which the senile mine pit urgent needs to solve
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2013-05-23 12:26:38
Second mining of residual coal resource security is one of the old mine there is an urgent need to address the problem
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2013-05-23 12:28:18
正在翻译，请等待...
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