详细介绍了叶片的损坏情况，通过化学和物理分析方法分析了其损坏的原因。

This paper describes the blade damage in detail and analyzes its reason chemically and physically.

youdao

详细介绍了叶片的损坏情况，通过化学和物理分析方法分析了其损坏的原因。

This paper describes the blade damage in detail and analyzes its reason chemically and physically.

youdao