large-capacity machine units

例句：

1. 1.The new large-capacity machine units have greatly improved the efficiency of our production line.
   新的大容量机器单元大大提高了我们生产线的效率。
2. 2.The company has invested heavily in developing large-capacity machine units for its factories.
   该公司大量投资于开发其工厂的大型机器单元。
3. 3. The engineers are working on developing a new large-capacity machine unit to replace the old one.
   工程师们正在努力开发一种新的大容量机器单元来取代旧的。