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关注：1
2013-05-23 12:21
求翻译：矿井采用平硐—斜井开拓，矿井设置四个阶段，两个开采水平和一个辅助水平，开采水平标高分别为+1500m、+1200m、1800辅助水平。是什么意思？ 待解决
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- 离问题结束还有
矿井采用平硐—斜井开拓，矿井设置四个阶段，两个开采水平和一个辅助水平，开采水平标高分别为+1500m、+1200m、1800辅助水平。
问题补充： |
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2013-05-23 12:21:38
The mine adit - inclined to explore, mine is set in four phases two mining level and a secondary level, the mining level elevation of +1500 m, +1200 m, 1800 secondary level.
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2013-05-23 12:23:18
Mine has a flat Outline - Explore, mine, and set 4 Phase Two mining level and a secondary level, the exploitation level elevation, + 1500 + 1200 M, 1800 M, and secondary levels.
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2013-05-23 12:24:58
The mine pit uses the even mountain cave - slant hole development, the mine pit establishes four stages, two mining levels and an auxiliary level, the mining horizontal elevation respectively is +1500m, +1200m, 1800 auxiliary levels.
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2013-05-23 12:26:38
Mine adit-inclined shaft development, mine set four stages, two mining and a secondary level, mining level elevation +1500m, +1200m, 1800 secondary levels respectively.
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2013-05-23 12:28:18
正在翻译，请等待...
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