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1·A major practice is to sluice through pipelines to settling pond.

较重要的方法是经过管道冲流到沉淀池。

2·High dense settling pond is a new settling pond with high efficiency.

高密度澄清池是一种新型高效的澄清池。

3·They passed over the pond toward Fair Haven, seemingly deterred from settling by my light, their commodore honking all the while with a regular beat.

它们经过了湖，飞向美港，好像怕我的灯光，它们的指挥官用规律化的节奏叫个不停。