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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