sonar

noun

1. 声吶（利用声波探测水下物体的装置或系统）
   equipment or a system for finding objects underwater using sound waves

1. 声呐(一种利用声波测量水深或水下物体位置的船载装置)
   Sonar is equipment on a ship which can calculate the depth of the sea or the position of an underwater object using sound waves.

1. This is a kind of sonar-an echo-location system.
   这是一种声纳装置，一种回声定位系统。
2. Sonar, radar, cameras, and other observation platforms acquire the data.
   声纳、雷达、照相机和其他观测平台便可以获得这些数据。
3. In synthetic aperture sonar imaging, the residual phase error is mainly corrected via autofocus.
   合成孔径声呐成像中，主要通过自聚焦校正剩余相位误差。
4. Replace Sonar and disturbance signals
   这个装置可以代替声纳和干扰信号
5. Extended spirality searching model of dipping sonar and submarine moving models were built.
   建立了反潜机吊放声纳的扩展螺旋线形应召搜潜模型、潜艇运动模型；
6. Industry and Technology Patents Profiles-Communications: Radar and Sonar Systems.
   工业与技术专利文档&通信：雷达与声纳系统。
7. Along with the decreasing noise radiation of underwater vessels, it appears a big challenge to the passive sonar.
   随着舰船噪声的降低，对被动声呐的检测性能提出了巨大的挑战。
8. This method is greatly increased in the high-intensity direct wave interference under active sonar echo extraction accuracy.
   该方法极大地提高了在高强度直达波干扰下主动声呐提取目标回波的精度。
9. A crucial issue in a passive sonar system is detection of the spectral lines.
   在被动声纳系统中，线谱检测是一个至关重要的问题。
10. Mapping dynamic environments based on sonar and camera
    基于声纳和摄像头的动态环境地图创建方法
11. A device used to automatically follow a sonar signal to which it is assigned.
    一个自动跟随分配的声纳信号的设备。
12. In this dissertation, we study a supergain hydrophone array to improve the detection performance of passive sonar.
    本文从提高被动声呐的检测性能出发，提出了超增益阵的设计。
13. Research on Key Technologies of Positioning System Based on Multistatic Sonar
    基于多基地声纳定位的关键技术研究
14. Computers run the weapons systems, the radar, the sonar.
    计算机上运行武器系统，雷达，声波定位仪。
15. I need a magnetometer, I need a side scan sonar.
    船上要有磁力计和边扫描声纳。
16. Sonar: Technique for detecting and determining the distance and direction of underwater objects by tracking acoustic echoes.
    声纳：利用声学方法侦测或测定水下物体的距离和方向的技术。
17. Speaking of finding enemy submarines, sonar works underwater similar to the way that radar works above land.
    讲讲搜寻敌人的潜艇，声纳在水下工作就好像雷达在陆地上工作。
18. Design and Implementation for Data Acquisition and Transmission Control of Imaging Sonar System
    某图像声纳系统数据采集与传输控制设计与实现
19. Passive sonar listens for noises emanating from a submarine.
    被动式声纳可以监听潜水艇发出的噪声。
20. This paper focuses on the research of the de-noising of the passive sonar based on the wavelet.
    基于小波的降噪理论，研究了水下舰船辐射噪声的被动声纳降噪问题。
21. In this thesis, two key-techniques of high-resolution imaging sonar are studied: beam-forming and acoustical image processing.
    论文对高分辨率成像声纳的两个关键技术：波束形成技术和水声图像处理技术进行了研究。
22. Design of Sonar Signal Simulation System Based on Target Noise
    基于目标噪声的声纳信号仿真系统设计
23. This paper introduces a visual method of the high resolution image sonar on ROV.
    介绍了一种灭雷具上高分辨率图像声纳对目标成像显示的计算机可视化仿真方法。
24. Research and application in data transmission and record of sonar based on ATM technique
    ATM技术在声纳数据传输与记录中的应用研究
25. Can she navigate using sonar, like a bat?
    她能像蝙蝠一样用声纳航行？
26. Research on Three-dimensional Underwater Acoustical Imaging and Sonar Image Processing Technology
    水下三维声成像及声纳图像处理技术研究
27. Problems with Displacement, Transfiguration and Noise in Side Scan Sonar System Graphing
    侧扫声纳系统成图中的位移、变形和噪声问题
28. A realtime navigation method for mobile robot based on sonar data is presented.
    提出了一种基于声纳信息的移动机器人实时导航方法。
29. Sound reflection and sound shadow of high frequency imaging sonar detecting sea mine underwater was simulated with computer.
    对高频图像声纳探测水雷的回波和声影进行计算机仿真。
30. Applications of Side Scan Sonar in Ocean Environment Monitoring
    侧扫声纳系统及其在海洋环境监测和保护中的应用

noun

1. a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return
   1. sonar is an acronym for sound navigation ranging
   2. asdic is an acronym for antisubmarine detection investigation committee

   Synonym:    echo sounderasdic