泵安装在液压马达的后面
A.the gearbox is installed behind the pneumatic motor B.The pump is installed behind the hydraulic motor C.The pump is installed behind the pneumatic turbine正确答案B
泵安装在液压马达的后面
A.the gearbox is installed behind the pneumatic motor B.The pump is installed behind the hydraulic motor C.The pump is installed behind the pneumatic turbine正确答案B