rod pump
短语词组
- rod liner pump 杆式泵
- control rod drive pump 控制棒驱动泵
- rod pumping pump 有杆抽油泵
- push rod accelerating pump 加速泵推杆
- single rod screw pump 单螺杆泵
- sucker rod pump 杆式泵;有杆泵
- rod oil -pump 杆式油泵
- stationary barrel rod pump 定筒杆式泵
- pumping by rod pump 杆式抽油泵 返回 rod pump