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关注：1
2013-05-23 12:21
求翻译：现已查明，黄河下游河段淤积的粗泥沙主要来源于中游黄土高原多沙粗沙区[是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
现已查明，黄河下游河段淤积的粗泥沙主要来源于中游黄土高原多沙粗沙区[
问题补充： |
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2013-05-23 12:21:38
Have been identified, the deposition of coarse sediment of the lower reaches of the Yellow River comes mainly from the middle reaches of the Loess Plateau in Sandy Region of [
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2013-05-23 12:23:18
has been identified in the Huang He River siltation downstream of the main sources of coarse sand Loess Plateau more than mid-stream coarse sand sand area [
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2013-05-23 12:24:58
正在翻译，请等待...
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2013-05-23 12:26:38
Have been identified, coarse sand comes mainly from lower reach of the yellow river silt-laden and coarse sand producing region in loess plateau of middle reaches of [
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2013-05-23 12:28:18
正在翻译，请等待...
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