It adopts the mechanical valve to control the quantity of steam of steam with the long life, the more comfortable handle, the long-wait button.

采用机械阀门控制蒸气量，寿命长，手柄更舒适，长寿命按钮电源开关。

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The testing method was introduced with the result of the experiment for the partial resistant coefficient of the control valve under fixed temperature and varied flow quantity.

介绍了定温变流量温控阀局部阻力系数的测定方法和试验研究结果。

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It adopts the mechanical valve to control the quantity fo steam with the ong life, the more comfortable handle, the long-wait button.

采用机械阀门控制蒸汽量，寿命长，手柄更舒适，长寿命按钮电源开关。

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