... main control valve 主配压阀 lift of a valve 阀升程 oil-pressure reducing valve 油压减压阀 ...
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针阀升程是柴油机燃油系统的重要参数。
传统的柴油机喷油器针阀升程测量方式多为接触式。
Traditionally, the way to measure the needle displacement of oil injector is of contact pattern.
控制器的输入信号为电磁阀升程，控制量是气门开启定时和开启持续时间。
Input signal of controller is solenoid valve lift. Control parameters are valve opening timing and valve open duration.
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