| 1. | Moreover , maglevs do have an equivalent for mechanic friction : the magnetic friction between vehicle and guideway is much greater than is the sum of all mechanic friction ( wheel / rail , gears , motors ) of conventional trains 而且,磁悬浮实际有与机械摩擦相似的磨擦存在:车厢与导轨间的磁力磨擦超过了所有传统列车的机械摩擦(轮轨,齿轮,电力拖动) 。 |