单项选择题
A.0.32MPa B.0.40MPa C.0.28MPa D.12MPa
ZL50C的工作液压系统压力为()A.12MPaB.17MPaC.12barD.17bar
单项选择题ZL50C的工作液压系统压力为()
A.12MPa B.17MPa C.12bar D.17bar