brake valve

• 制动阀,闸阀

brake valve的用法和样例：

例句

1. Originally it was the safety valve for a hydraulic plant.
   它最早是一家水电厂的安全闸阀。
2. Unlike any other design, the Bi-Directional Knife Gate Valve provides a combination face and perimeter seal.
   与其它设计不同的是，双向刀闸阀结合了密封面与圆周密封的双重优点。