retarding field generator

例句：

1. 1. The retarding field generator is used to slow down the speed of a vehicle.
   减速场发电机用于减缓车辆的速度。
2. 2. The engineers designed the retarding field generator to improve the efficiency of the power system.
   工程师们设计了减速场发电机以提高电力系统的效率。
3. 3. The retarding field generator was installed at the entrance of the factory, which significantly reduced the noise pollution.
   减速场发电机安装在工厂入口处，显著降低了噪音污染。