...变，沉砂池属于此种 混凝沉淀(flocculants settling) ：其特点为颗粒有凝聚作用，沉降 速度随之变化 层沉淀(zone settling) ：层沉淀大都使颗粒成块状沉降，上澄液 与沉淀固体物出现明显之界面 压密(compression) ：压密系固体物向下压缩，孔隙中液体...
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A bid by the European Central Bank to force clearing houses settling trades in euros to locate in the euro zone is one such threat.
欧洲央行一项投标，促使明确欧元结算的房屋安置交易设于欧元区，这就是此类威胁之一。
Based on the batch settling tests, the discipline of zone and compression settling activated sludge are studied.
运用批沉降实验研究了活性污泥的区域沉降和压缩沉降规律，确定了沉降特性参数。
In TSU's settling zone, large or heavy particles settle down at first, and smallest or lightest ones settle in top zone of the tilting plate surface.
在斜窄流的沉降区段，粗粒或重粒率先沉积，最细粒或轻粒沉积在板面的顶部区域。
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