本文用试验模态分析技术研究了螺桨桨叶振动特性。

The vibration characteristics of propeller blades have been investigated by using experimental modal analysis technique.

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本文用试验模态分析技术研究了螺桨桨叶振动特性。

The vibration characteristics of propeller blades have been investigated by using experimental modal analysis technique.

youdao