| 单词 | sonar |
| 释义 | sonar noun[U] uk/ˈsəʊ.nɑːr/us/ˈsoʊ.nɑːr/equipment,especiallyon aship, that usessoundwavestodiscoverhowdeepthewateris or thepositionof anobjectin thewater, such as agroupoffish 声纳，声呐（一种声波探测仪器，用声波测定水的深度或水下物体的方位）Compare echo sounder radar Navigation & shipwrecks
sonar| American Dictionarysonar noun[U] us/ˈsoʊ·nɑr/adeviceon ashipthat usessoundto show thepositionofobjectsunder thewater Examplesofsonarsonar In particular, the book is aimed at signal processing practitioners, especially research workers and students working in areas of radar,sonar, telecommunications and biomedical engineering. From theCambridge English Corpus Each receiver of advancedsonarring localizes multiple targets on one firing. From theCambridge English Corpus Eachsonartransmits a number of pulses fired in sequence, the exact number of which is determined by a unique code. From theCambridge English Corpus The mobile robots may navigate by means of a number of monitoring systems such as thesonar-sensing system or the visual-sensing system. From theCambridge English Corpus This procedure makes use of pastsonarreadings stored in the occupancy grid map. From theCambridge English Corpus Side-scansonarand seismic methods have been used widely to map these topographic structures. From theCambridge English Corpus Observations are made using an imagingsonarthat scans the horizontal plane around the vehicle. From theCambridge English Corpus They include, for example, mappings of two- or three-dimensional images such as portraits or underwatersonarscans into other images for comparison. From theCambridge English Corpus Many commercially available mobile platforms already have integratedsonarsensors for the detection of obstacles around the platform. From theCambridge English Corpus Only integratedsonarsensor were used for obstacle detection. From theCambridge English Corpus These were very expensive items: radar,sonar, radio transmitters and receivers-large, expensive equipment, sometimes worth half a million 1955 dollars for each item. From theCambridge English Corpus The program computes the time of flight and thesonarthat has received the echo. From theCambridge English Corpus Individualsonarreturns are marked by a dot. From theCambridge English Corpus Thesonarprincipal returns have been plotted relative to the estimated position of the vehicle. From theCambridge English Corpus The interface has different robotic components, such as drive functions,sonar, laser, odometer, and camera. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. CollocationswithsonarsonarThese are words often used in combination withsonar. Click on a collocation to see more examples of it. active sonar Will it be a fighting ship, or will it be a pseudo-ocean-going tug with a sophisticated towed array and with no active sonar? From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 passive sonar Other support systems included active and passive sonar, altimeter, depthometer, and compass. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.sonar contact After the submarine submerged, sonar contact was established. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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