原水提升备有流量控制，以保证进入高密池的水量是尽量平稳而连续变化的，避免在满负荷时水泵的开启造成水量的突然增加。

Raw water lifting shall be provided with flow control to ensure smooth and continuous variations of the flow entering Densadeg, avoiding sudden increase due to start of the pump at full capacity.

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检查氯化钠储槽出料阀门全开，原水泵进出口阀门全开；

Discharging valves of nacl storage tank shall be full open; inlet and outlet of raw water pump full open;

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预处理系统一般包括原水泵、加药装置、石英砂过滤器、活性炭过滤器、精密过滤器等。

Pretreatment system generally includes the original pumps, dosing devices, quartz sand filter, activated carbon filter, precision filter and so on.

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