CAST was informed yesterday from Wuhan, Wuhan, an invention of water-saving valve high school students, can not drop water heater outlet pipe in cold water.
昨日从武汉市科协获悉，武汉一高中生发明的节水阀，可使热水器出水管中不出一滴凉水。
Bottom valve is a energy saving valve, usually installed in the straw at the bottom of the underwater pump. Limit the liquid return pipe water pump, plays not only into the function.
底阀是一种节约能源的阀，一般安装在水泵水下吸管的底端。限制水泵管内液体返回水源，起着只进不出的功能。
The water flow control valve can adjust the water flow into a shower water flow and a columns-shaped water flow to be selected based on the need and thus reach the purpose of water saving.
水流调节阀可以将水流调节为花洒状水流和水柱状水流，根据不同的需要而选择，从而达到节水的目的。
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