地面驱动马达工作容积控制
ground drive motor displacement control
地面驱动马达控制活塞
ground drive motor control piston
地面驱动马达位置
ground drive motor location
地面驱动马达斜盘
ground drive motor swashplate
振动马达驱动轴密封件
vibratory motor drive shaft seal
变速箱输出驱动轴花键
transmission output drive shaft spline
行驶马达输出轴
travel motor output shaft
闭路地面驱动系统
closed loop ground drive system
地面驱动泵充油压力
ground drive pump charge pressure
地面驱动泵驱动轴
ground drive pump drive shaft