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关注:1
2013-05-23 12:21
求翻译:development is only limited to non-outburst coal seams. Therefore, the basic way to ensure coal mine safety-efficient production and large CBM industrialization is coal and coalbed methane coordinated mining.In this paper, the basic content of coal and coalbed methane coordinated mining will be introduced systematicall是什么意思? 待解决
悬赏分:1
- 离问题结束还有
development is only limited to non-outburst coal seams. Therefore, the basic way to ensure coal mine safety-efficient production and large CBM industrialization is coal and coalbed methane coordinated mining.In this paper, the basic content of coal and coalbed methane coordinated mining will be introduced systematicall
问题补充: |
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