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关注：1
2013-05-23 12:21
求翻译：重点研究和讨论赫章县内煤矿矿井开拓方式。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
重点研究和讨论赫章县内煤矿矿井开拓方式。
问题补充： |
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2013-05-23 12:21:38
Discussion of key research and develop ways Hezhang County coal mine.
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2013-05-23 12:23:18
Focus on the research and discussion within the county Chapter-pioneering manner coal mines.
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2013-05-23 12:24:58
Key studies and discusses in Hezhang County the coal mine mine pit development way.
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2013-05-23 12:26:38
Within key research and discuss in hezhang County coal mine development method.
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2013-05-23 12:28:18
Discussion of key research and develop ways Hezhang County coal mine.
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