短语词组短語rotary -vane attenuator 鏇轉翼片衰減器rotary y vane compressor 鏇轉葉壓氣機rotary sliding vane compressor 鏇轉式滑葉壓縮機Rotary -vane Pump 鏇片式機械真空泵rotary y vane motor 鏇翼式電動機 返回 rotary vane