传动方向 meaning in English

driving direction

The spiral bevel gear ( sbg ) is a critical component of machinery transmission , which not only transfers movement and power , changes transmission direction , but also features high carrying ability , good movement stability and so on . so it is widely used in lots of industrial equipment such as aviation , spaceflight , automobile , precision mechanism and petroleum drilling
螺旋锥齿轮是重要的机械传动元件,既传递运动和动力,又可改变传动方向,而且具有承载能力高、运动平稳性好等优点,因而被广泛应用于航空、航天、汽车、精密机械、石油钻探等许多工业设备中。