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发表于:2017-08-18
Controlandtestofelevationanglefordual-axistrackingsystemofhorizoncoordinatesThispaperanalyzedtherelationshipbetweensatelliteelevationanglewithdifferenceSNR(signaltonoiser...
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发表于:2018-12-13
quadrantelevationfinesynchrodataquadrantelevationcoarsesynchrodataartilleryormortarfiredeliveredinaconstantdirectionatseveralquadrantelevations....
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发表于:2017-12-08
Asyoutravelwestward,doestheelevationgethigher?Itisgenerallyassumedthatareactiondoesnotchangeinelevation.TheinnermostringofChiyliCrateractuallysitsatahigherelevationthanth...
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发表于:2016-10-19
Itsapplicationrange,i.e.greatelevationdifferenceandbadconditionoffoundation,arepointedout.Theoveralllayouttakesfulladvantageoftheelevationdifferenceofthelandformtocreatea...
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发表于:2019-01-20
azimuthandelevationcontrolpanelLongdistanceriver-crossinglevelingisanimportantjobintheelevationcontrolofthelong-spanbridgeconstruction.Thedeformationmonitoringitemsofthed...