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关注：1
2013-05-23 12:21
求翻译：In lakes and coastal regions of oceans, sediment may contain from 1% to greater than 20% organic matter, much of which is carried in as particulate material from terrestrial sources.是什么意思？ 待解决
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- 离问题结束还有
In lakes and coastal regions of oceans, sediment may contain from 1% to greater than 20% organic matter, much of which is carried in as particulate material from terrestrial sources.
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