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。
Because the hydraulic valve plunger automatic control valve clearance is zero gap, simultaneously may reduce the engine noise.
液压随动系统是一种放大机构，也是一种自动调节系统。
Hydraulic automatic system is a kind of enlarge mechanism, it is also an auto-regulator system.
通过在某企业油箱托架冲压成形工艺中加入可编程控制器来自动控制加工过程的液压机构，实现对冲压成形速度的调节，从而降低了成形速度。
Programmable controller will adjust and reduce the deforming velocity by joining it to the hydraulic unit of the oil basin bracket forming craft of an enterprise.
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