根据多波束声纳地形匹配导航中不同阶段对匹配性能的不同要求，提出了基于径向投影变换的快速地形匹配方法。

In order to satisfy the different needs of submarine navigated performance in the different navigation steps, the fast terrain matching algorithm based on radial projection transform is presented.

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“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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通过水池的初步静态实验，我们研制的多波束地形探测声纳系统已经达到了了系统的设计要求。

The multiple beam sonar system for terrain survey has met the system's requirement via the results of pool static experiments.

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