杆联接器 [机] rod coupling

联轴器杆 coupling lever

挠性杆联轴器 Flexible link coupling

杆形联接器 bar coupling

密闭式螺杆泵联轴器 hermetic screw pump coupling ; sealed screw pump coupling ; airtight screw pump coupling

杆销联结器 link and pin coupler

单螺杆泵联轴器 helical rotor pump coupling ; mono pump coupling

杆式泵联轴器 rocking arm pump coupling ; walking beam pump coupling

调速器联杆 governor link