| 单词 | dead reckoning |
| 释义 | dead reckoning noun[U] uk/ˌded ˈrek.ən.ɪŋ/us/ˌded ˈrek.ən.ɪŋ/a way ofcalculatingthepositionof ashiporaircraftusing onlyinformationabout thedirectionanddistanceit hastravelledfrom aknownpoint 航位推算Navigation & shipwrecks
Examplesofdead reckoningdead reckoning The main advantages ofdeadreckoninglocation are its low cost and its easy implementation and exploitation. From theCambridge English Corpus Deadreckoningis usually performed by odometry, which involves the integration of wheel rotation increments over time to estimate the position of a vehicle. From theCambridge English Corpus This experiment is an illustration of the drawback ofdeadreckoning. From theCambridge English Corpus Due to our localization scheme that completely relies on thedeadreckoning, the final position of the robot was deviated from the actual target position. From theCambridge English Corpus In this system, calleddeadreckoningor inertial navigation, movement is automatically used to update location information. From theCambridge English Corpus This greatly reduced the odometry error in comparison with puredeadreckoning. From theCambridge English Corpus Positions and heading angle fromdeadreckoningare redrawn on computer screen overlapped with a hand measured map. From theCambridge English Corpus They are effectivelydeadreckoningall the time. From theCambridge English Corpus The evidence adduced includes observations of usage (including gestures), experimental tasks in spatial memory,deadreckoning, statistical analysis of aggregate results, and a good dose of linguistic analysis. From theCambridge English Corpus Two different types of locations are possible:deadreckoninglocation or absolute location. From theCambridge English Corpus In addition, radar, satellite, the global positioning system and visual fixes,deadreckoningand electronic route following can be used. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 They have to rely ondeadreckoningto do that. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 The airships relied largely ondeadreckoning, supplemented by a radio direction-finding system of limited accuracy. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.The case is often referred to as an instance of the extreme uncertainty of the determination of longitude bydeadreckoningonly. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Longitude was predicted bydeadreckoning, an impossible task given the storm conditions, strong currents and length of time involved. 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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