有奖纠错
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The author outlines the type, characteristics of coagulant popularly used; especialy discusses the application conditions and extents of polyacrylamide, polyiron sulfate and poly alum.

介绍了目前应用种类、性质,较详尽论述丙烯酰胺、铝高分子化使用条件应用范围。

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collare, collared, collaret, collarette, collargall, collarine, collaring, collarless, collars, collarstud,

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3G, 401(K), a,

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Science Fiction - Daily Short Stories

One of her theme papers had been an exhaustive, mature, but somehow overly determined treatise on self-induced hallucination and autosuggestion.

一篇主题论文是对发幻觉和暗示熟,但不知为何显得过于武断论述

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collation, collative, collator, collatoria, colleague, colleaguesmanship, collect, collect call, collectable, collectanea,

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3G, 401(K), a,
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