A great quantity of neutral salts, mainly produced during the pickling process in leather-making and difficultly separated from waste liquid, have been found in tannery effluent.
制革厂排放出污水中含有大量的中性盐,这些中性盐主要来自制革浸酸工序并且极难与污水分离。
A great quantity of neutral salts, mainly produced during the pickling process in leather-making and difficultly separated from waste liquid, have been found in tannery effluent.
制革厂排放出污水中含有大量的中性盐,这些中性盐主要来自制革浸酸工序并且极难与污水分离。
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