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genhunter

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NY_sky: 金币+50, 翻译EPI+1 2017-11-26 12:07:23
Polysaccharides such as  cellulose, hemicellulose and lignin (components of the adsorbents可以省略) contain hydroxyl, carboxyl and other functional groups(羟基为主吧?. Additional carboxylic functional groups were introduced after the modification with different acids, which contributed to the adsorption of heavy metal ions.
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2楼2017-11-26 08:54:47
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