旁通阀调整螺钉
bypass valve adjustment screw
液压接通阀
hydraulic activation valve
滤油器旁通阀调定
oil filter bypass valve setting
安全阀调整垫片
relief valve adjustment shim
安全阀调整塞
relief valve adjustment plug
泵安全阀调整
pump relief valve adjustment
闭路系统安全阀调整
loop relief valve setting
补偿器阀调整
compensator valve adjustment
补偿针阀调整
compensation needle valve adjustment
不正确的阀调整
improper valve adjustment
充油安全阀调整
charge relief valve adjustment