The articulated light is superior to other types of buoys because ______．A.The radar reflectors reflect better signalsB.Fog horn signals travel farther to seaC.It is equipped with strobe lightsD.It has a reduced watch circle
The articulated light is superior to other types of buoys because ______．
A.The radar reflectors reflect better signals
B.Fog horn signals travel farther to sea
C.It is equipped with strobe lights
D.It has a reduced watch circle
相关考题：
He ________a plow superior to any other in existence. A. discoveredB. foundC. inventedD. created
They are just () you because you have no problems in school. A.jealous ofB.invisible toC.superior toD.impatient for
Foreign fair organizers are superior to their Chinese counterparts only because they are more experienced.()
Preferred channel buoys indicate the preferred channel to transit by ______.A.odd or even numbersB.the color of their top bandC.the location of the buoy in the channel junctionD.the buoy’s light rhythms
Why do the American doctors think of using laser light to treat heart disease?A．Beeause laser light is quite powerful．B．Because laser light is penetrating．C．Because laser light can destroy the blocking materials in human’s artery．D．Because laser light can travel through the human body．
How many life buoys________on board with self-igniting light?A.there existB.there isC.there areD.are there
An occulting light is one in which ______.A.the period of darkness exceeds the period of lightB.there is only a partial eclipse of the lightC.the periods of light and darkness are equalD.the period of light exceeds the period of darkness
A radar range to a small，charted object such as a light will provide a line of position in which form?A.Straight lineB.ArcC.ParabolaD.Hyperbola
The symbol which appears beside a light on a chart reads Gp Fl R (2) 10 sec 160 ft 19M. Which characteristic describes the light?A.It is visible 10 milesB.Its distinguishing number is 19MC.It has a radar reflectorD.None of the above
单选题（）is an equipment used to detect the presence of ships ,buoys,coast and many other targels and to obtain range and bearing of these targets.AThe marine sextantBThe chronometerCThe echo sounderDThe radar
单选题In determining a safe speed（）shall not be among those taken into account.Athe characteristics，efficiency and limitation of the radar equipmentBany constraints imposed by the radar range scale in useCthe effect on radar detection of the sea state，weather and other sources of interferenceDthe safe working load of the cranes both on board and ashore
单选题It is sometimes necessary to moor bow and stern to two mooring buoys in order to（）.Aavoid any swing in a restricted spaceBprevent to touch with other vesselsCmake a convenience of cargo discharging
单选题Details of coast radio stations and radar stations can be found in（）.AAdmiralty ChartBAdmiralty Light listCAdmiralty List of Radio SignalsDAdmiralty Notices to Mariners
单选题Preferred channel buoys indicate the preferred channel to transit by（）.Aodd or even numbersBthe color of their top bandCthe location of the buoy in the channel junctionDthe buoy's light rhythms
单选题Which statement concerning the operation of radar in fog is TRUE?（）ARadar ranges are less accurate in fogBNavigation buoys will always show up on radarCA sandy beach will show up clearer on radar than a rocky cliffDSmall wooden boats may not show up on radar
单选题What is TRUE when operating in fog and other vessels are detected by radar?（）Ayou should make an ample change to port for a vessel crossing on the starboard bowBYou should maneuver in ample time if a close-quarters situation is developingCYou should determine the course and speed of all radar contacts at six minutes intervalsDLong-range scanning will provide early warning of all other vessels within the radar’s range
单选题The light rhythm of Morse (A) is shown on（）.Apreferred-channel buoysBstarboard- or port-side buoysCspecial marksDsafe water buoys
单选题Two navigational hazards are located near to each other，but each is marked by an individual cardinal buoyage system. The buoys of one cardinal system may be identified from the other system by（）.Athe differing light colorsBone system having odd numbers while the other system has even numbersCone system using horizontal bands while the other system uses vertical stripesDthe difference in the periods of the light
单选题The shoreline along Rocky Point should give a good radar return because（）.Athe shore is bluff and rockyBof offshore exposed rocksCsubmerged reefs cause prominent breakersDthe lookout tower is marked with radar reflectors
单选题Lighted white and orange buoys must show which color light?（）AOrangeBWhiteCRedDAlternating yellow and white
单选题Bob Dylan is very popular among young people. They regard him as more superior to other musicians.AveryBamongCasDmore superior to
单选题How many life buoys（）on board with self-igniting light?Athere existBthere isCthere areDare there
单选题The articulated light is superior to other types of buoys because（）.Athe radar reflectors reflect better signalsBfog horn signals travel farther to seaCit is equipped with strobe lightsDit has a reduced watch circle
单选题When entering a channel from seaward，the numbers on buoys（）.Aare the same as their Light List numberBare marked in 6 inch figures with retroreflective materialCincrease with the even numbers to starboardDdecrease with the odd numbers to starboard
单选题Buoys which only mark the left or right side of the channel will never exhibit a light with which characteristic? （）AFlashingBQuick flashingCComposite group flashingDEqual interval (isophase)
单选题Everyone knows that China’s Bristles are of superior quality（）those from other countries.AwithBtoCforDthan
单选题A radar range to a small，charted object such as a light will provide a line of position in which form? （）AStraight lineBArcCParabolaDHyperbola