external-band-type brake

例句：

1. 1. The new car has an external band type brake system.
   新车配备了外部带式制动系统。
2. 2. The engineer replaced the external band type brake on the tractor.
   工程师更换了拖拉机上的外部带式制动器。
3. 3. The brake system is designed to provide maximum safety in all types of vehicles.
   制动系统设计用于在所有类型的车辆中提供最大程度的安全性。