pulse train generator

例句：

1. 1. The new pulsetrain generator has greatly improved the efficiency ofour transportation system.
   新型脉冲式火车发电机大大提高了我们的交通系统的效率。
2. 2. The pulse traingenerator is a crucial component in the powersupply system of modern cities.
   脉冲式火车发电机是现代城市电力供应系统的关键部件。
3. 3.The pulse train generator was developed to meetthe growing demand for high-speed railtravel.
   脉冲式火车发电机的研制是为了满足高速铁路旅行日益增长的需求。