泵转子环 pump rotor ring

转子护环 rotor end bell ; rotor end winding ring ; rotor retaining ring ; protective ring of rotor

转子端环 rotor end ring

环形转子 ring-shaped rotor

转子滑环 rotor slip ring ; Rotor ring

转子外环 rotor exterior ring

转子密封环 rotary piston sealing ring

轴承阳转子隔环 Male rotor bearing spacer

滑环式转子 slip-ring rotor