The testing and analysis methods as well as the conclusions given in this article have important significance for noise source recognition on the wall mounted air-conditioner.
本文给出的测试和分析方法以及结论对空调室内机噪声的识别有重要意义。
Because of the noise and complex of AE signal transmission characteristic, the recognition of AE source is very difficult.
由于各种噪声的影响，以及声发射信号传播过程的复杂性，又给声源的识别带来一定的困难。
Because of the noise and complex of AE signal transmission characteristic, the recognition of AE source is very difficult.
由于各种噪声的影响，以及声发射信号传播过程的复杂性，又给声源的识别带来一定的困难。
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