The component analysis of filter cake on membrane surface showed that metallic membrane played a very important role in TN removal by retaining macromolecular soluble and colloid compounds.
膜表面滤饼成分分析表明，除了生物去除之外，通过截留大分子溶解性和胶体含氮化合物，金属膜在脱氮方面发挥重要作用。
The formation of colloid in liquor and the effects of metallic ions on liquor quality were studied.
研究了白酒中胶粒的形成及白酒中的金属离子对白酒质量的影响。
The formation of colloid in liquor is correlated with metallic ions in liquor.
白酒中胶粒的形成与白酒中的金属离子有关。
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