词汇	vent header
释义	vent header 通风横管
随便看	radio wave spectrum radio-wave spectrum Radio wave transillumination and application radio-wave transmission radio-wave transmission method radio weather forecasts radio weather message radio weather service radiowelding radio whip antenna radio whistler radio whistlers radiowind radio wind radio wind finding radio wind-flight radiowind observation radiowindow radio window radio window of atmosphere radiowind room radio wind sounding radio wind soundingrawin radiowind sounding room radiowind station