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单词 acoustic shadow
释义

acoustic shadow

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是什么意思
  • 释义

    声影区;

  • 英英释义

    Acoustic shadow

    • An acoustic shadow is an area through which sound waves fail to propagate, due to topographical obstructions or disruption of the waves via phenomena such as wind currents. As one website refers to it, "an acoustic shadow is to sound what a mirage is to light".

    以上来源于:Wikipedia

    学习怎么用

    权威例句

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    Emergency ultrasound: out of the acoustic shadows.
    An automatic geometrical and statistical method to detect acoustic shadows in intraoperative ultrasound brain images.
    Can acoustic shadows identify fish species? A novel application of imaging sonar data
    Effects of upper ocean sound-speed structure on deep acoustic shadow-zone arrivals at 500- and 1000-km range
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