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關注：1
2013-05-23 12:21
求翻譯：Biomass materials, chitosan has good adsorption properties, a wide range of sources, heavy metals and organic pollutants in the water adsorption process has been widely used.是什么意思？ 待解決
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- 離問題結束還有
Biomass materials, chitosan has good adsorption properties, a wide range of sources, heavy metals and organic pollutants in the water adsorption process has been widely used.
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