The effectiveness of sound intensity has been analysed and the basis for precision acoustic measurement has been laid in this paper.

本文对声强测量的有效性作了较全面分析，为精确的声测量奠定了基础。

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Then this article also introduces the acoustic the basic knowledge and theory on cavitation, and sums up the previous measurement methods of acoustic cavitation intensity.

接着本文还介绍了关于声空化的基本知识和理论，总结了前人的研究声空化强度的测量的方法。

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A new method of low intensity radiated noise measurement is shown using acoustic combined sensor and combined signal processing with pressure and particle velocity.

本文研究运用组合传感器和声压、振速联合信号处理技术进行低噪声通过特性的测量。

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