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关注：1
2013-05-23 12:21
求翻译：顺层长钻孔递进掩护区域性瓦斯抽采技术，主要是针对朱集矿煤层瓦斯情况的研究，以及解决瓦斯抽采的实际方法是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
顺层长钻孔递进掩护区域性瓦斯抽采技术，主要是针对朱集矿煤层瓦斯情况的研究，以及解决瓦斯抽采的实际方法
问题补充： |
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2013-05-23 12:21:38
Cover bedding long drilling progressive regional gas extraction technology, mainly for Zhu set mine coal seam gas and the gas extraction
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2013-05-23 12:23:18
In Layer to transmit long hole cover regional gas from extraction technology, Premier Zhu Rongji is mainly aimed at mine coal bed gas set of solution gas research, as well as samples of the actual method.
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2013-05-23 12:24:58
Pulls out along the level long drill hole progressive shield regional gas picks the technology, mainly is aims at the Zhuji ore coal bed gas situation the research, as well as the solution gas pulls out the actual method which picks
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2013-05-23 12:26:38
Consequent progressive cover long drill gas drainage technology in culture, mainly for Premier Zhu set study on coal seam gas, as well as the practical way to solve gas drainage
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2013-05-23 12:28:18
正在翻译，请等待...
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