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154题库•[1]Whichsignalofthefollwingsisnotprovidedwithonboardlifeboat?•A.Rocketparachutesignal•B.Buoyantsmokesignals•C.Handflaresignals•D.Self-ignitingsignals•答案：D下列哪种信号在救生艇上不配备？自动点火信号•[2]AccordingtoIMOregulations,_____shallbeposedoutsidelifeboat?•A.theretro-reflectivetapes•B.thereflectivetapes•C.theflashingbands•D.theanti-flashingbands•答案：A根据国际海事组织规则，反光带应该安放在救生艇外面•[3]Whichoneofthefollowingisnotrequiredonsurvivalcrafts?•A.Anti-seasicknessmedicine•B.Immersionsuits•C.axes•D.lifebuoys•答案：D下面哪一个在在救生筏上不需要---救生圈•[4]Havethesafetybeltsfor_______beenexamined?•A.totalenclosedlifeboats•B.totallyenclosinglifeboats•C.totallyenclosedlifeboats•D.totalencloseinglifeboats•答案：C全封闭式救生艇的安全带已经检查过了吗？•[5]Thefire-protectedlifeboatsarefound_____________.•A.insatisfactorilycondition•B.satisfactorily•C.satisfactory•D.satisfactored•答案：C防火救生艇被发现是良好的•[6]Wetestthewatersprayfireprotectionsystemoffire-protectedlifeboatsevery3months,___theabandonshipdrill.•A.combiningwith•B.combinedwith•C.combiningto•D.combinedto•答案：B我们每三个月测试防火救生艇的喷水防火系统，连同弃船训练。•[7]Areyourlifeboatsfittedwith_______?•A.cargowires•B.toppinglift•C.guidinglines•D.trippingline•答案：D你的救生艇配备有锚爪拉索吗？•[8]Paintingon_________isprohibitedbecauseitwillweakenitssensibility•A.shipshell•B.exteriorofwinches•C.hydrostaticreleaseunit•D.holdladders•答案：C在静水压力释放器上涂漆是被禁止的，因为它将会减弱灵敏度•[9]Whereshallthekeytoco2roombekept?•A.Inmaster'scabin•B.Inthirdoffice'scabin•C.Inabreak-glass-typeenclosureconspicuouslylocatedadjacenttotheroom•D.Inalockedlockerconspicuouslylocatedadjacenttotheroom•答案：C二氧化碳室的钥匙放在哪里？位于临近房间的“击碎玻璃”面卡的惹人注意的的墙壁上•[10]Thefireman'soutfitconsistsof________.•A.Safetylamp,protectiveclothing,rigidhelmet,breathingapparatus•B.Emergencyescapebreathingdevice,firedamper,extinguishers•C.Firefightingequipment,portableextinguishers,firedampers•D.Firehoses,firenozzles,firehydrants,firepumps•答案：A消防员装备由安全灯，防护衣，钢盔，呼吸器组成。•[11]WhichoneofthefollowingisincorrectaboutMercatorprojection?•A.Itprojectsasphereontoacylinder.•B.Becausetheresultingdistancebetweenlatitudesareconstantlyincreasing,itisalsocalledprogressiveprojection•C.Itcanalwaysgivetruedistances•D.Itadvantageisthatlongitudesandlatitudesareatrightangles,whichmakesiteasytoreadtruebearings•答案：C关于莫卡托投影下面哪项不正确，它总是能提供真实的距离•[12]WhydodistancesalwayshavetobemeasuredfromthenearestscaleonaMercatorchart?•A.Becauseitisthrmostefficientway•B.Becauseitvariesforeachlatitude•C.Becauseitvarieswiththechangeoflongitude•D.Becauseitisthemoststraightline.•答案：B为什么在莫卡托海图上距离总是由最近的比例测量，因为它与每个纬度成比例•[13]Whatisship'sheading?ship'sheadingisthedirection_______.•A.thevesselispointing.•B.thevesselistravelingrelativetoland•C.thevesselistravelingrelativetoground•D.thevesselisdrifting•答案：A什么是航向？航向是船舶指示的方向•[14]Howlongwould15minutesoflongitudebeatalatitudeof60degreesNorth?•A.30nm•B.60nm•C.15nm•D.7.5nm•答案：D在北纬60度15分经度是多长？7.5海里•[15]Whichoneofthefollowingsisincorrectaboutmagneticcompass?•A.Themagenticcompassiscompulsoryonmyvessel•B.Themagenticcompassispronetoerror•C.Themagenticcompassisalwaysplacedinsidesteelconstructions•D.Themagenticcompassneedstobecalibratedtocompensateforlocalmagneticdistortion•答案：C关于磁罗经下面哪项是不正确的？磁罗经总是放在刚性结构里面•[16]Whichoneofthefollowingsiscorrectregardingtheuseofgyrocompass?•A.Gyrocompassdoesnothavetobestartedbeforesailing.•B.Gyrocompassmustbestoppedwhenvesselalongsideaberth•C.Gyrocompassneedstobecheckedfromtimetotime•D.Gyrocompassisnotinfluencedbythelatitudeandship'smotion•答案：C关于旋转罗盘的用途下面哪项正确？旋转罗盘需要经常被核查•[17]Whatmayaffecttheaccuracyofsoundingwithechosounder?•A.Seabottom•B.Ship'sspeed•C.Speedofcurrent•D.Watertemperatureanddensity•答案：D什么会影响回声探测仪的精度？水的温度和密度•[18]Whatoftenhappenswhenusingecho-sounderatriverestuarywherealayeestuaryroffreshwaterliesonthetopofdensersaltwater?•A.Ascatteringlayerappears.•B.Echosounderstopsworking.•C.shallowwaterappears.•D.Nothingabnormalhappens.•答案：A当回声探测仪使用于一层淡水位于高密度海水之上的河口时将发生什么？出现散射层•[19]RegardingtheuseofGPS,whichoneofthefollowingsisincorrect?•A.GPSisthemostaccurateglobalsystemtoday.•B.ItsuseisstillundertheU.S.DepartmentofDefence'scontrol•C.DGPSismoreaccuratethanGPS•D.GPScanprovideareal-timepositionunderanycondition•答案：D关于GPS的用途，下列哪项是不正确的？GPS能在任何条件下提供实时的位置•[20]Withoutdoubttheradarisahighlyimportantnavigationaid.Butdutyofficershallawarethat_____whenusingit.•A.Itsrangereadingismoreaccuratethanitsbearingreading•B.Alow-lyingcoastlinewithalong,flatbeachwillshowupproperlyontheradar•C.Radarisonlyaimedatcollisionavoidance.•D.Theuseofradarisnecessaryonlywhenvisibilityisrestricted.•答案：A毫无疑问雷达是一种非常重要的助航设备。但是值班驾驶员在使用的时候应该注意到他的距离读数比方位读数要精确•[21]Asforracon,whichoneisincorrect.inthefollowing?•A.Raconisaradartransponder.•B.Raconisofteninstalledonmajorwaypoints.•C.Whenactivatedbyaradarsignal,theRaconsendsitbackwithanidentifier•D.Raconcanbeusedtotakeplaceofradar•答案：D关于雷达信标，下列哪项是不正确的？雷达信标能用来取代雷达•[22]WhatdoesaRaconhelpwith?•A.Measuringthedistance•B.Measuringtherelativespeed•C.Identifingavessel•D.Identifingaseamark•答案：D雷达信标能帮助做什么？识别航标。•[23]WhatdoesECDISstandfor?•A.ElectricalChartDisplayandIndicationSystem•B.ElectronicChartDisplayandInformationSystem•C.ElectricChartDisplayan