• 2021-04-14
    图示系统,溢流阀的调整压力为5MPa,顺序阀的调整压力为3MPa,负载压力pL=2.5 MPa 问液压缸运动时A、B 点的压力各为多少?http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/5e481db1221b429d915587fcd1c3271d.png