exhaust capacity

例句：

1. 1. The car's exhaust system is designed to reduce emissions.
   汽车的排气系统设计用来减少排放。
2. 2.The factory has a high exhaust capacity, which helps to reduce pollution.
   这个工厂有很高的排气容量，这有助于减少污染。
3. 3.The engine needs to be maintained to ensure the exhaust capacity remains optimal.
   发动机需要维护以确保排气容量保持最佳状态。