较为详细地描述了声呐显示器常用的显示格式，例如：全景、扇面、A型、振幅-方位等。
Describing the common display format of sonar display in detail that is all-scene, fan-scene, A-type and range-azimuth etc.
较为详细地描述了声呐显示器常用的显示格式，例如：全景、扇面、A型、振幅-方位等。
Describing the common display format of sonar display in detail that is all-scene, fan-scene, A-type and range-azimuth etc.
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