“海上蝙蝠”(Sean Bat) 7125 - E高精度多波束声纳，S410深水水道测量和宽带回波器，PDS2000软件包。

Sea Bat 7125-e - High resolution multi beam sonar, the S410 Deepwater hydrographic and broadband echosounder, and the PDS2000 Software package.

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普通声纳系统旋转它的电波，可连续或根据运营商的控制，以及对特定回波的最大响应状态被记录为与目标间的联系。

The normal sonar system rotates its beam, either continuously or under the operator's control, and the position of maximum response to a particular echo is taken as the bearing of the target.

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准确、有效的目标回波模型是声纳目标，特别是小尺度目标探测与识别的基础。

An accurate and effective sonar target echo model is a basis of detecting and recognizing sonar target, especially small scale target.

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