单词	伸缩盒
释义	同风箱--伸缩盒
随便看	rotor eccentricity monitor rotoreflected beam rotoreflection rotoreflection axis rotor end-cap rotor end ring rotor end-winding retaining ring rotor evaporator rotor evaporator--rotary evaporator rotor expansion rotor exterior ring rotor fan rotor feed type motor rotor fermenter rotor field rotor field balancing rotor field spider rotor flexural principal mode rotor flux rotorforming rotor frequency rotor ground rotor head rotor head drag rotor heating