本文分析了空化噪声的基本特性。
The essential character of cavitation noise has been analysed.
桥梁结构的动力特性就是结构振动的基本特性，是对桥梁结构进行地震反应分析的基础。
Dynamic characteristics of bridge structure is the foundation of seismic response analysis of bridge structures.
桥梁结构的动力特性就是结构振动的基本特性，是对桥梁结构进行地震反应分析的基础。
Dynamic characteristics of bridge structure is the foundation of seismic response analysis of bridge structures.
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