sound aperture

Calculation of the focused sound field characteristics of large circular aperture using oblate spheroidal coordinate system

椭球坐标系中大口径凹面声场特性的计算

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Effect of wall aperture on sound propagation within a tube

管壁上缝隙对管内声传播的影响

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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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