军用方面，匹配场定位、低频远程声纳作用距离预报、潜艇沉底隐蔽地点选择等方面都有广泛的应用。
In military engineering applications, identification of sea bottom types are vary important for match field location, low-frequency sonar distance forecast, and choosing the location for submarine.
首先根据声纳方程，推导出了声纳浮标作用距离的预报模型。
Firstly, the prediction model was induced according to the equation of sonar.
首先根据声纳方程，推导出了声纳浮标作用距离的预报模型。
Firstly, the prediction model was induced according to the equation of sonar.
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