The international famous brand development, the proportion of oil pump valve, solenoid valve, hydraulic parts, hydraulic control function is good.
选用国际知名品牌油研的油泵、比例阀、电磁阀等液压配件，良好的液压功能控制。
2
It is certainly worse by the pressure reducing valve , hydraulic throttle valve and the short form of three parts.
它由定差减压阀，液动换向阀和简式节流阀三部分组成。
3
This system has huge database contain familiar 29 fault phenomenon, overlay hydraulic pump, hydraulicvalve, hydraulic urn, pipeline and hydraulic accessory 160 piece of fault information etc.