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关注：1
2013-05-23 12:21
求翻译：采煤方法为倾斜长壁后退式采煤法，回采工艺为综采。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
采煤方法为倾斜长壁后退式采煤法，回采工艺为综采。
问题补充： |
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2013-05-23 12:21:38
Longwall mining method to tilt back type mining method, recovery process is fully mechanized.
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2013-05-23 12:23:18
coal mining methods to tilt backwards nagakabe-coal mining law, mining for Good workmanship.
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2013-05-23 12:24:58
The mining coal method for inclines the long wall backlash type mining coal law, returns picks the craft to pick for the synthesis.
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2013-05-23 12:26:38
Mining method for longwall retreat mining, mining technology for fully mechanized.
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2013-05-23 12:28:18
Mining method for longwall retreat mining, mining technology for fully mechanized.
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