... twin lobe pump 双凸轮扭转活塞泵 twin vane pump 双滑片泵 two cell vane pump 双效用滑片泵 ...
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双滑片泵联轴器 twin vane pump coupling
双作用滑片泵 double action vane pump ; two cell vane pump
双转子滑片泵 double rotor vane pump
双效用滑片泵 double action vane pump ; two cell vane pump
双作用滑片泵联轴器 two cell vane pump coupling ; double action vane pump coupling
双转子滑片泵联轴器 double rotor vane pump coupling
双滑片式回转泵 double slide pump
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