sonar self-noise

A computing model for the self-noise due to sonar cavity is established by using SEA method.

利用统计能量分析法建立了湍流边界层激励下水下航行器声呐腔自噪声水动力分量的计算模型.

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Classification of lake bottom sediments using a wideband active sonar system Application of self-organizing mapping artificial neural networks to grain-size analysis

宽带声呐湖底沉积物分类研究自组织人工神经网络在矿区沉积物分类中的应用

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Sound as the most effective physical means of long-range underwater detection and communication. Currently international and domestic has developed a variety of sonar equipment ( such as side-scan sonar, synthetic aperture sonar, self-propelled variable depth sonar, etc.) for detecting underwater targets.

声是水下远距离探测、通讯的最有效的物理手段，目前国际国内已发展装备了各种声纳（如侧扫声纳、合成孔径声纳、自航式变深声纳等）用于探测水下目标。

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