设计并建造了一种用于船用柴油机排气消声器声学和气动性能试验研究的台架。

A test bed for the performance study of Marine diesel engine exhaust silencers was designed and built.

youdao

设计并建造了一种用于船用柴油机排气消声器声学和气动性能试验研究的台架。

A test bed for the performance study of Marine diesel engine exhaust silencers was designed and built.

youdao