…The time required for each path is determined by the distribution of sound speed between the transducers. Ocean acoustic tomography measures the time of arrival of the sound waves and, conversely, evaluates the fluctuation of the sound speed field along the way. An experiment covering an area of 300 square kilometers was conducted in the Atlantic Ocean in 1981. … *Some of the terms used in "ocean acoustic tomography" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…それぞれの経路の所要時間は,送受波器の間の音速分布によって決まる。音波の到達時間を計測して,逆に途中の音速場の変動を評価するのが海洋音響トモグラフィーである。300km四方の海域での実験が1981年に大西洋で行われている。… ※「海洋音響トモグラフィー」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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