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关注：1
2013-05-23 12:21
求翻译：1、查明区内各主要煤层（二2、三22等）形态起伏变化，深度误差不大于1%；是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
1、查明区内各主要煤层（二2、三22等）形态起伏变化，深度误差不大于1%；
问题补充： |
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2013-05-23 12:21:38
Form of ups and downs of one, to identify the region's major coal seam (b 2, 22, etc.), the depth error is not greater than 1%;
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2013-05-23 12:23:18
In the district 1, identify the main coal seams (22, 322, etc. ) form their ups and downs, depth error not greater than 1 %.
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2013-05-23 12:24:58
1st, in the fact-finding area each main coal bed (two 2, 322 and so on) the shape fluctuation change, the depth error is not bigger than 1%;
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2013-05-23 12:26:38
1, identify the main coal seams (22, etc) shape up and down changes, error does not exceed a depth of 1%;
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2013-05-23 12:28:18
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