Float Valve: Automatic water supply controller inside the water tank.

浮阀：自动水箱内的水供应控制器。

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The use of advanced water level control device, automatic water system.

利用先进的液位控制装置，自动控制供水系统。

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A beforehand alarm system has been developed for the automatic water quality monitoring system.

设计了一套完整的水质自动监测系统预警体系。

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Automatic faucets use an electronic sensor to start and stop the flow of water when people wash their hands.

VOA: special.2011.04.06

An upstairs toilet overflowed and its automatic threshold for stopping the water failed to operate.

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At the sink, you thrust your hands repeatedly toward the faucet, hoping to catch the automatic eye that will turn the water on.

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You had merely to lead them to the plate-glass porch door and point out a squirrel or a cat running on the railing, or the automatic pool vacuum flipping its tail in the water as it carried on, side to side, end to end.

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