振动冷却阀充油安全阀压力调整
vibration cooling valve charge relief valve pressure setting
充油安全阀调定
charge relief valve setting
充油安全阀阀芯
charge relief valve poppet
制动器油安全阀调整
brake oil relief valve adjustment
充油安全阀测试口
charge relief valve test port
充油安全阀弹簧
charge relief valve spring
充油安全阀压力试验
charge relief valve pressure test
振动泵充油安全阀
vibration pump charge relief valve
振动泵充油安全阀压力试验
vibration pump charge relief valve pressure test
润滑油安全阀调定
lube relief 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
低振幅安全阀调整
low amplitude relief valve setting