The sludge is passed under a vacuum pump and allows the water to pass through a discharge or recirculation drain.

用真空泵除去污泥的固体含量而该泥水则经排水渠或回流渠排出。

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The sludge is passed under a vacuum pump and allows the water to pass through a discharge or recirculation drain.

用真空泵除去污泥的固体含量而该泥水则经排水渠或回流渠排出。

youdao