The research of acoustic characteristics from diver is critically important for the early warning of diver.

纵观国内外蛙人预警方面，对水下蛙人声学特性的研究显得尤为重要。

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In this paper, research of acoustic characteristics and developments of underwater sound-absorbing material are surveyed in view of material acoustics.

结合近年来水下目标吸声材料和结构的应用及研究，从材料声学设计的角度，讨论了水下吸声材料的声学特性和研究进展。

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The focus is on the main research points of ROV Dynamic Positioning field: Acoustic Positioning Technology and Positioning control Technology.

同时还重点研究了ROV动力定位中的主要研究内容即水声定位技术和定位控制技术的构建。

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"Acoustic Research has a history of design, innovation and technology, and our new AirPlay audio system continues this tradition, " stated David Geise, President of Audiovox Accessories Corporation.

ENGADGET: Acoustic Research unleashes pair of audio docks in AirPlay and Bluetooth flavors

The Acoustic Research brand is marketed by Audiovox Accessories Corporation, a wholly owned subsidiary of VOXX International Corp. (NASDAQ: VOXX).

ENGADGET: Acoustic Research unleashes pair of audio docks in AirPlay and Bluetooth flavors