It has been indicated that this new type of acousticscreen is an effective means for controlling municipal elevated highway noise.
测试和应用结果表明,这种新型声屏障是城市高架公路控制噪声的有效设施。
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A new approach to bending-wave touch-screen technology called acoustic Pulse Recognition (APR) USES "acoustic fingerprinting" to better pinpoint the location of impact on a touch screen.