flywheel-assisted reduction gear unit

例句：

1. 1. The flywheel-assisted reduction gear unit is essential for the smooth operation of the machine.
   飞轮辅助式减速齿轮装置对于机器的平稳运行至关重要。
2. 2. The engineer designed a flywheel-assisted reduction gear unit to improve efficiency.
   工程师设计了一个飞轮辅助式减速齿轮装置来提高效率。
3. 3. The flywheel-assisted reduction gear unit was installed in the factory's main production line.
   飞轮辅助式减速齿轮装置被安装在工厂的主要生产线上。