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2013-05-23 12:21
求翻译：Historically, most activated sludge plants have received wastewater that were pretreated by primary sedimentation .Primary sedimentation is most efficient at removing settleable solids, whereas the biological processes are for removing soluble, colloidal, and participate organic substances, or biological nitrification 是什么意思？ 待解决
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Historically, most activated sludge plants have received wastewater that were pretreated by primary sedimentation .Primary sedimentation is most efficient at removing settleable solids, whereas the biological processes are for removing soluble, colloidal, and participate organic substances, or biological nitrification
问题补充： |
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2013-05-23 12:21:38
经初级沉淀.Primary沉淀预处理，从历史上看，大多数活性污泥处理厂收到废水是最有效地去除沉淀的固体，而生物过程是去除溶解，胶体，并参与有机物质或生物硝化和反硝化，以及
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2013-05-23 12:23:18
正在翻译，请等待...
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2013-05-23 12:24:58
正在翻译，请等待...
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2013-05-23 12:26:38
历史上，最活性污泥处理厂收到了初级沉降法进行预处理的废水。初次沉淀是去除沉淀性固体生物过程是去除溶解、 胶体，而参与有机物质，或生物硝化和反硝化作用，并对生物除磷的最有效的。
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2013-05-23 12:28:18
在历史上，最大程度地激活 sludge 种植收到了被最初 sedimentation .Primary sedimentation 对待前的废水以撤销可安顿的固体是最有效的，而生物过程供移动可溶解，胶状，分享有机物质，或生物硝化和 denitrification，对生物磷删除。
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