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關注：1
2013-05-23 12:21
求翻譯：礦山壓力及其研究方法是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
礦山壓力及其研究方法
問題補充： |
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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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