求翻译：空调水系统均采用两管制、变水量系统，空调机组回水管上设电动两通阀，根据空调负荷变化调节通过盘管的水量。是什么意思？

Air conditioning water system control, and change the water system, air conditioning units on the return pipe based electric two-way valve to adjust the amount of water through the coil, changes in the air conditioning load.

Air-conditioned water systems are two control, turned the water flow system, air-conditioning units on the water with electric two-way valve, air-conditioning load by adjusting the coil changes the volume of water.

The air conditioning aqueous system uses two controls, changes the water volume system, on the air conditioning unit return pipe supposes the electrically operated two-way valve, passes the serpentined according to the air conditioning load change adjustment the water volume.

Air conditioning water system uses two control and variable water flow system, the air conditioning unit set electric two-way valve on the return pipe, adjustable according to change of air conditioning load quantity of water through a coil.

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