定心线圈 frame coil ; centering coil

中心定位圈 Centering Ring

带滤网的中心定位圈 Centering Ring with Fine Filter ; Centering Ring with Filter

外部中心定位圈 External Centering Ring

轨道定心线圈 orbit-centering coil ; coil orbit-centering

套圈定心保持架 ring-centered cage

异径中心定位圈 ReducingCenteringRing