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关注：1
2013-05-23 12:21
求翻译：于不凡. 煤矿瓦斯灾害防治及利用技术手册. 北京：煤炭工业出版社，2005是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
于不凡. 煤矿瓦斯灾害防治及利用技术手册. 北京：煤炭工业出版社，2005
问题补充： |
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2013-05-23 12:21:38
In the extraordinary. Coal mine disaster prevention and the use of technical manuals. Beijing: Coal Industry Press, 2005
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2013-05-23 12:23:18
coal mine disasters in remarkable . and utilization of technology coal industry publishing house, beijing: manual 2005 .
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2013-05-23 12:24:58
In uncommon. Coal mine gas disaster preventing and controlling and use technical manual. Beijing: Coal industry publishing house, 2005
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2013-05-23 12:26:38
To the extraordinary. Coal mine gas disaster prevention and the use of technical manuals. Beijing coal industry press, 2005
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2013-05-23 12:28:18
In eg. Coal mine gas disaster prevention and the use of technical manuals. Beijing: coal industry press, 2005
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