The opening and the closing of the valve are controlled by the siphon action of the valve bodies and the siphon inner pipe, and therefore, the water level control of the water tank is realized.
通过阀体及虹吸内管的虹吸作用控制阀门的开启及关闭，从而实现水箱的水位控制。
The opening and the closing of the valve are controlled by the siphon action of the valve bodies and the siphon inner pipe, and therefore, the water level control of the water tank is realized.
通过阀体及虹吸内管的虹吸作用控制阀门的开启及关闭，从而实现水箱的水位控制。
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