slide valve face

例句：

1. 1. The engineer designed a slide valveface to improve the efficiency of the machinery.
   工程师设计了一个滑动阀面来提高机器的效率。
2. 2. During maintenance, the technician replacedthe worn-out slide valve face.
   在维护期间，技术员更换了磨损的滑动阀面。
3. 3. The new design usesa slide valve face that is more energyefficient than the previous model.
   新设计使用了一种比之前型号更节能的滑动阀面。