The receiver uses ______ satellites to compute latitude，longitude，altitude，and velocity．A.oneB.twoC.threeD.four
The receiver uses ______ satellites to compute latitude，longitude，altitude，and velocity．
A.one
B.two
C.three
D.four
相关考题：
What are two characteristics of RIPv2?() A. classful routing protocolB. variable-length subnet masksC. broadcast addressingD. manual route summarizationE. uses SPF algorithm to compute path
WhataretwocharacteristicsofRIPv2?() A.classful routing protocolB.variable-length subnet masksC.broadcast addressingD.manual route summarizationE.uses SPF algorithm to compute path
制作鼎利工参,至少需要哪些信息() A.SITE Name/Longitude/Latitude/Cell Name/BCCH/BSIC/CELL ID/LAC/ AZIMUTHB.SITE Name/Longitude/Latitude/Cell Name/PCCPCH RSCP/CPI/CELL ID/LAC/ AZIMUTHC.SITE Name/Longitude/Latitude/Cell Name/BCCH/BSIC/LAC/ AZIMUTH/Hight
During daylight savings time the meridian used for determining the time is located farther ______.A.west in west longitude and east in east longitudeB.east in west longitude and west in east longitudeC.westD.east
The distance between any two meridians measured along a parallel of latitude ______.A.increases in north latitude and decreases in south latitudeB.decreases as DLO increasesC.increases with increased latitudeD.decreases with increased latitude
Distance along a track line is measured on a Mercator chart by using the ______.A.latitude scale near the middle of the track lineB.longitude scale near the middle of the track lineC.latitude scale at the midlatitude of the chartD.latitude or longitude scale at the middle of the scale
For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?A.Plotting radio bearings over a long distanceB.Determining latitude and longitude of a fixC.Measuring rhumb line distancesD.Measuring rhumb line directions
Air temperature varies with ______.A.the altitude above sea levelB.the season of the yearC.the latitude or distance from the equatorD.All of the above
Loran-C uses the multiple pulse system because ______．A.Less signal energy is necessary for receiver operationB.More signal energy is available at the receiverC.It significantly increases the peak powerD.It increases the signal capacity
A line connecting all possible positions of your vessel at any given time is a ______.A.longitude lineB.latitude lineC.line of positionD.Fix
制作鼎利工参，至少需要哪些信息（） A、SITE Name/Longitude/Latitude/Cell Name/BCCH/BSIC/CELL ID/LAC/ AZIMUTHB、SITE Name/Longitude/Latitude/Cell Name/PCCPCH RSCP/CPI/CELL ID/LAC/ AZIMUTHC、SITE Name/Longitude/Latitude/Cell Name/BCCH/BSIC/LAC/ AZIMUTH/Hight
What are two characteristics of RIPv2？ （）A、classful routing protocolB、variable-length subnet masksC、broadcast addressingD、manual route summarizationE、uses SPF algorithm to compute path
Which three statements about MPLS traffic engineering （MPLS TE） are true？ （）A、MPLS TE supports admission controlB、MPLS TE tunnel traffic is a link attribute to compute the TE tunnel pathC、MPLS TE uses BGP extension to advertise link attributesD、MPLS TE provides protection capabilityE、MPLS TE uses RSVP to establish LSP
单选题Air temperature varies with（）.Athe altitude above sea levelBthe season of the yearCthe latitude or distance from the equatorDAll of the above
单选题For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）APlotting radio bearings over a long distanceBDetermining latitude and longitude of a fixCMeasuring rhumb line distancesDMeasuring rhumb line directions
单选题A star is observed at lower transit. The line of position derived from this sight is（）.Aon the prime verticalBa latitude lineCa longitude lineDof no special significance
多选题Which three statements about MPLS traffic engineering （MPLS TE） are true？ （）AMPLS TE supports admission controlBMPLS TE tunnel traffic is a link attribute to compute the TE tunnel pathCMPLS TE uses BGP extension to advertise link attributesDMPLS TE provides protection capabilityEMPLS TE uses RSVP to establish LSP
单选题制作鼎利工参，至少需要哪些信息（）ASITE Name/Longitude/Latitude/Cell Name/BCCH/BSIC/CELL ID/LAC/ AZIMUTHBSITE Name/Longitude/Latitude/Cell Name/PCCPCH RSCP/CPI/CELL ID/LAC/ AZIMUTHCSITE Name/Longitude/Latitude/Cell Name/BCCH/BSIC/LAC/ AZIMUTH/Hight
单选题A rectangular area is described in degrees of latitude and longitude from the latitude and longitude of the southwest corner of（）.AsquareBtriangleCcircleDrectangle
单选题When latitude and longitude are used，these shall be expressed in（）（and decimals of a minute if necessary），north or south of the Equator and east or west of Greenwich.AFathoms and metersBMiles and kilometersCArc and degreesDDegrees and minutes
单选题The distance between any two meridians measured along a parallel of latitude （）.Aincreases in north latitude and decreases in south latitudeBdecreases as DLO increasesCincreases with increased latitudeDdecreases with increased latitude
单选题The receiver uses（）satellites to compute latitude，longitude，altitude，and velocity．AoneBtwoCthreeDfour
单选题During daylight savings time the meridian used for determining the time is located farther（）.AeastBwestCeast in west longitude and west in east longitudeDwest in west longitude and east in east longitude
单选题During daylight savings time the meridian used for determining the time is located farther （）.Awest in west longitude and east in east longitudeBeast in west longitude and west in east longitudeCwestDeast
单选题Which statement about satellite navigation is TRUE? （）AWhile a fix can be generated by signals received from two satellites，three satellites are necessary for reliable accuracyBThe satellites are in equatorial orbits around the earth about 60°of longitude apartCThe satellite navigation system determines a fix by measuring the doppler shift of the radio signals from the satelliteDThe ship's receiver cannot begin processing data until the antenna locks onto the satellite and starts continuous tracking
单选题The altitude at LAN may be observed by starting several minutes in advance and continuing until a maximum altitude occurs. This procedure should not be used（）.Awhen the declination and latitude are of different namesBwhen the declination is greater than and the same name as the latitudeCif the vessel is stopped or making bare steeragewayDon a fast vessel on northerly or southerly headings
单选题Loran-C uses the multiple pulse system because（）.ALess signal energy is necessary for receiver operationBMore signal energy is available at the receiverCIt significantly increases the peak powerDIt increases the signal capacity
单选题Apparent altitude is sextant altitude corrected for（）.Aparallax and personal errorBinaccuracies in the reading and reference levelCvisibility and magnitudeDAll of the above are correct