progressive cavity pump

短语词组

短语

• Progressive cavity pump well 螺杆泵井
• submersible progressive cavity pump 潜油螺杆泵
• single progressive cavity pump 单螺杆泵
• progressive cavity pump production system 螺杆泵采油系统
• hydraulically -driven progressive cavity pump 液压驱动螺杆泵
• iso -wall thickness progressive cavity pump 等壁厚螺杆泵
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