brake valve

例句：

1. 1.The brake valve is responsible for controlling the vehicle's braking system.
   制动阀负责控制车辆的制动系统。
2. 2.The brake valve was replaced due to a faulty seal.
   由于密封故障，制动阀被更换了。
3. 3. The brake valve should be checked regularly to ensure it functions properly.
   应定期检查制动阀以确保其正常工作。