用到发动机上设计点稳定工作裕度为20.67%，使发动机性能提高14.3%。

The surge margin is 20.67%. The engine thrust is increased by 14.3%.

youdao

用到发动机上设计点稳定工作裕度为20.67%，使发动机性能提高14.3%。

The surge margin is 20.67%. The engine thrust is increased by 14.3%.

youdao