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关注：1
2013-05-23 12:21
求翻译：矿山压力及其研究方法是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
矿山压力及其研究方法
问题补充： |
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2013-05-23 12:21:38
Mine the pressure and its research methods
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2013-05-23 12:23:18
Mining pressure and its research methods
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2013-05-23 12:24:58
Underground pressure and research technique
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2013-05-23 12:26:38
Ground pressure and its research method
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2013-05-23 12:28:18
mining pressure and its research methods;
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