Apply to motor vehicles, petroleum, chemical, pharmaceutical and automatic control valve system.
适用于汽车、石油、化工，制药及自动控制系统中的调节阀。
Because the hydraulic valve plunger automatic control valve clearance is zero gap, simultaneously may reduce the engine noise.
由于液压挺杆自动调节气门间隙为零间隙，同时可降低发动机噪声。
The role of compression springs bad gall on automatic control valve flow area of the size, so that a constant flow through the valve.
弹簧受压差的作用自动控制阀胆上过流面积的大小，从而使通过阀门的流量恒定。
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