backing pressure

• 托持压力,背压,前级压强

backing pressure的用法和样例：

例句

1. Variable back pressure is the superimposed back pressure that will vary with time.
   可变背压是随时间变化的附加背压。
2. Diplegs play an important role as pressure seals against the considerable back pressure generated.
   料腿则起着对产生的相当大的背压加压密封作用。