migration agent a
移民代理a
以上为机器翻译结果,长、整句建议使用 人工翻译 。
The migration and conversion of the organic compounds in the city polluted water is discussed with the method of the coagulating subside by a kind of compound coagulating agent.
讨论了城市污水经过一种复合混凝剂混凝沉降处理时,污水中有机物的迁移和转化。
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