For treatment plants which have additional upstream hydraulic head available, the operating water level can be raised and the shaft bearings can then be mounted directly to the top of the tank walls.
这促使轴，对于具有额外的上游水力头的污水处理厂，可以提高运行污水水平，然后直接将轴轴承提高到池壁顶端。
In order to improve the operating performance of filter tank and propose the high production water volume, the traditional filter media was replaced by homogeneous particle quartz sand.
目的将快滤池的传统滤层改造为均粒石英砂滤层，为的是改善滤池的工作性能，提高产水量。
In order to improve the operating performance of filter tank and propose the high production water volume, the traditional filter media was replaced by homogeneous particle quartz sand.
目的将快滤池的传统滤层改造为均粒石英砂滤层，为的是改善滤池的工作性能，提高产水量。
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