Circulating water pump inlet pipe and outlet pipe should also install pressure gauge.

循环水泵的进水管和出水管上也应装压力表。

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At the first pre-pressure water pump outlet pipe above the water level in the tank water level.

在第一次供水前压力罐内水位高于水泵出水管水位。

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In addition, a lye-feeding device and a middle water tank are arranged between the water outlet of the primary reverse osmosis membrane and the water inlet of the secondary high-pressure pump.

另外还在一级反渗透膜处理水出口与二级高压泵进水口之间设置了加碱液装置和中间水箱。

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