sound ranging
柯林斯詞典
1. N the determination of the location of a source of sound waves by measuring the time lapse between their transmission and their reception at microphones situated at three or more known positions 聲波測距法
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1. N the determination of the location of a source of sound waves by measuring the time lapse between their transmission and their reception at microphones situated at three or more known positions 聲波測距法