Stroke control mechanism for the regulation and precise control of valve opening and closing position.
行程控制机构，用以调节和准确控制阀门的启闭位置。
A new load-sensing method to control the moving velocity and pressure of actuating mechanism by controlling the displacement of proportional overflow valve is introduced.
本文介绍了通过控制比例溢流阀排油流量，控制执行机构运动速度和压力负载敏感的新方法。
Elaborates al sheet mill spray system, introduces mill spray control mechanism of electro-air proportional valve.
阐述铝箔轧机喷淋系统，介绍电—气比例阀在轧机油喷淋方面的控制机理。
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