权威例句
HovertrainHovertrainHovertrainTHE HOVERTRAIN AFFAIR气垫火车 HovertrainHovertrain, General Motors, Linear MotorA NEW VERSION OF THE HOVERTRAINMCALPINE BACK HANG-UP HOVERTRAINHovercraft: how fast for hovertrain?The case of the cancelled hovertrainThe linear motor for hovertrain propulsionVacuum and permanent magnet compensated pipeline-type hovertrain-overhead railway-station systemLateral guidance control for magnetic induction hovertrain - has coils laterally displaced by steering servos driving through bevel ...