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关注：1
2013-05-23 12:21
求翻译：污染物由于泥沙吸附沉降和河流自净作用而削减是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
污染物由于泥沙吸附沉降和河流自净作用而削减
问题补充： |
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2013-05-23 12:21:38
Contaminants due to sediment adsorption sedimentation and river self-purification and cut
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2013-05-23 12:23:18
Pollutants in river sediment adsorption subsidence and cut the net effect of
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2013-05-23 12:24:58
Because pollutant silt adsorption subsidence and rivers from only affects reduces
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2013-05-23 12:26:38
Adsorption of pollutants due to sediment deposition and self-purification of rivers and cut
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2013-05-23 12:28:18
正在翻译，请等待...
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