air brake gear

例句：

1. 1. The air brake system is essential formaintaining safe distances during high-speeddriving.
   在高速驾驶时，空气制动系统对于保持安全距离至关重要。
2. 2. The engineers installedthe new air brake gear in thefactory.
   工程师们在工厂安装了新的空气制动装置。
3. 3.The air brake gear was tested thoroughly beforethe flight to ensure its effectiveness.
   飞行前对空气制动装置进行了彻底测试，以确保其有效性。