With said invention, the gas water heater can heat the water at the preset temperature, to save water and energy.
本发明可以使燃气热水器根据使用人设定的温度即开即热,达到节水、节能、使用方便的 目的。
With said invention, the gas water heater can heat the water at the preset temperature, to save water and energy.
本发明可以使燃气热水器根据使用人设定的温度即开即热,达到节水、节能、使用方便的 目的。
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