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近年来我省先后引进了数台WESMAR(威士玛)小型渔用扫描声纳,经试用有一定效果。这些声纳的最大特点是体积小、结构简单、显示图象直观、清晰,並能以不同颜色将海目标的不同反射强度清晰地表示出来,无疑对探测、跟踪渔群带来了方便。本文根据这几年参加安装、维修工作搜集的一些资料,结合自己的体会就声纳的基本组成及其显示部份作一简单介绍。
In recent years, our province has introduced several WESMAR (Whistler) small fishing scanning sonar, the trial has a certain effect. The most prominent feature of these sonar is small size, simple structure, display images intuitive and clear, and in different colors will be reflected in the different intensity of the sea targets clearly expressed, no doubt the exploration, tracking the fisheries has brought convenience. Based on some information gathered in the past few years for installation and maintenance work, this article gives a brief introduction of the basic components of sonar and its display parts based on my own experience.