词汇	minor frame
释义	minor frame 子帧
随便看	Ballast Efficacy Factor ballast / electronic ballast ballast embankment ballast embankment in cold region ballaster ballast factor ballast fin ballastfloatvalve tray ballastfloat valve tray ballast float valve tray ballast flow control valve ballast for cruising ballast fork Ballast for xenon or mercury Vapour Lamp ballast fuel ballast grading ballast hammer ballast handling manual ballast harrow ballast/high intensity discharge lamp ballast hoe ballast hole ballast hopper waggon ballast hopper wagon ballastic