论文偿试把现代信号处理技术与信息融合技术相结合，应用到具体的水雷目标识别领域，以提高水雷回波识别系统的准确性和可靠性。
The dissertation tries to combine signal processing and information fusion with the application background of mine recognition so as to improve the reliability and accuracy of echo recognition system.
哨声被认为是识别的声音，就像名字一样，而咔嚓声则是用来导航和回波定位寻找猎物。
Whistles are thought to be identification sounds, like names, while clicks are used to navigate and to find prey with echolocation.
本文以无缺陷时的表面回波为参考信号，用信号处理方法，识别表面缺陷回波，从而实现对表面缺陷的检测。文中给出了该方法的原理及实验结果。
Detection of surface-breaking cracks has been realized by signal processing method using the reference signal from a surface without flaws. The principle and experimental results are given.
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