航海技术专业 航海英语阅读理解题集

航海英语阅读理解题集

Passage1AdmiraltyTotalTide

AdmiraltyTotalTide(DP550)isaPC-based(基于个人电脑)tidalpredictionprogram(预测程序)whichuses

thesamepredictionalgorithms(运算法则)andHarmonicConstants(谐和常数)astheAdmiraltyTotalTide,

andhasbeendesignedtomeetSOLAScarriagerequirements(运输条款).

TidalheightsforbothStandardandSecondaryPortsaredisplayedingraphicalandtabularform以图表形式.

TidalStreamrates潮流速率arepresentedonachart-baseddiagram表示在一张航用海图上的简图.

TotalTidepermitsthemarinertoselectandsimultaneously有选择地或同步calculatetidalheightsformultiple

ports多个港口foruptosevendays最多达到7天.Outputfromthesystem从该系统输出的形式alsoincludes

periodsofdaylight白昼andnauticaltwilight航海的黄昏、黎明，moonphasesandaspringsandneaps(大、

小潮)indicator.Underkeelandoverheadclearance富裕水深和高处间隙canbedisplayedinagraphicform以

图表形式toaidpassageplanning帮助航路设计.

TotalTideissuppliedintheformofasingleCD光盘whichcontainsthecalculationprogramandtheseven

geographicAreaDataSets7个地区的汇总数据资料(ADS)providingglobalcoverage.Apermitsystemthen

providesaccesstotheareasrequired.Annualupdates年度的更新资料forTotalTideareavailablefrom

AdmiraltyChartAgents,andarerecommended.

1.TheAdmiraltyTotalTide(Dp550)is.

A.anarticleabstractedfromSOLASB.aBookknownasAdmiraltyTotalTide

C.anAdmiraltyChartAgentD.aPC-basedtidalpredictionprogram

2.isnotanitemcontainedintheoutputoftheAdmiraltyTotalTide.

A.periodsofdaylightandnauticaltwilightB.moonphases

C.anindicatorofspringsandneapsD.thesevengeographicAreaDataSets

3.Underkeelandoverheadclearancesareusedto.

A.calculatetidalheightsformultipleportsB.selectrecommendedsailingdirections

C.displayingraphicalandtabularformofTidalStreamratesD.aidpassageplanning

4.Itisinferredthatthepredictionalgorithmsareusedfor.

A.displayingingraphicalandtabularformoftidalheights

B.updatingoftheAdmiraltyTotalTide

C.ancalculationoftheprogramandthesevengeographicAreaDataSets

D.thedeterminationoftidesandcurrentsforcertainareaconcened

Passage2OceanPassagesfortheworld

Forthemarinerplanninganoceanpassage为了航海人员设计•条远洋航路,OceanPassagesfortheWorld

(NP136)providesaselectionofcommonlyusedroutes从常用航线中挑选了一部分withtheirdistances

betweenprincipalportsandimportantpositions.Itcontainsdetailsofweather,currentsandicehazards

appropriatetotheroutes,andsolinksthevolumesofSailingDirections并与航路指南相衔接.Italsogivesother

usefulinformationonLoadLineRules,WeatherRouteing.

Thevolumeisintwoparts:PartIgivesroutesforpoweredvessels;PartsIIgivesroutesusedinthepastby

sailingships,editedfromformereditionstobringnamesup-to-date根据编辑，前者所出现的名称是最新的,

andwithcertainnotesadded.ThebookisupdatedbySectionIVofAdmiraltyNoticestoMariners,Weekly

Editions,andperiodically周期性地bysupplements.

5.isnotcontainedinOceanPassagesfortheWorld(NP136).

A.DetailsofweatherB.Currentsappropriatetotheroutes

C.IcehazardsappropriatetotheroutesD.Tonnagemeasurement

6.OceanPassagesfortheWorld(NP136)isupdatedby.

A.WeeklyNWB.WeatherRouteing

C.circularsfromIMOD.certainnotes

7.PartIofOceanPassagesfortheWorldgives.

A.routesusedinthepastbysailingshipsB.routesforpoweredvessels

C.supplements

D.usefulinformationonLoadLineRules,WeatherRouteing,etc.

8.ContainedintheOceanPassagesfortheWorld(NP136)isalsotheinformationlinkingthevolumesof.

A.AdmiraltyNoticestoMarinersB.SailingDirections

C.LoadLineRulesD.WeatherRouteing

Passage3TheNauticalAlmanac航海天文历，StarFinderIdentifier索星卡和星球仪

TheNauticalAlmanactabulatesalldatefortheyearrequiredforthepracticeofastronomicalnavigationat

sea.

ItiscompiledjointlybyHMNauticalAlmanacOffice,SpaceScienceandTechnologyDepartment,

RutherfordAppletonLaboratory,Chilton,Didcot,UnitedKingdom,andTheNauticalAlmanacOffice,United

StatesNavalObservatory,andpublishedannuallybyHMStationeryOffice.ItisobtainablethroughAdmiralty

ChartAgentsandHMStationeryOfficeBookshops皇家文具办公书店,butnotfromtheHydrographicOffice水

道测量办公室.

StarFinderandIdentifier标识符(Np323)consistsofdiagrams图表onwhichareplottedthe57starslisted

onthedailypagesofTheNauticalAlmanac,andonwhichthepositionsoftheplanetsandotherstarscanbe

added.ForagivenLocalHourAngle(Aries)andlatitude,theelevation海拔andtruebearingofastarcanbe

obtainedbyinspection.

HerMajesty'sNauticalAlmanacOffice(HMNAO),nowpartoftheUnitedKingdomHydrographicOffice,was

establishedin1832onthesiteoftheRoyalGreenwichObservatory(RGO),wheretheNauticalAlmanachadbeen

publishedsince1767.

陛下的船舶年厝辨公室（HMNA0）,琼烟水文诉公室

9.TheNauticalAlmanacispublishedannuallyby

A.HMNauticalAlmanacOfficeB.UnitedStatesNavalObservatory

C.RutherfordAppletonLaboratoryD.SpaceScienceandTechnologyDepartment

10.TheNauticalAlmanacisobtainablethrough

A.AdmiraltyChartAgentsB.HydrographicOffice

C.RutherfordAppletonLaboratoryD.SpaceScienceandTechnologyDepartment

11.Ariesmeans.

A.astronomicalnavigationB.LocalHourAngle

C.SpaceScienceandTechnologyD.theelevationandtruebearingofastar

12.Theearthisa.

A.shopB.bodyC.planetD.star

Passage4CorrectionstoSailingDirections

CorrectionstoSailingDirectionsaregiveninSectionIV.Thoseinforceattheendoftheyeararereprinted

intheAnnualSummaryofNoticetoMariners.AlistofcorrectionsinforceispublishedinSectionsIVofthe

WeeklyEditionforthelastweekofeachmonth.

Itisrecommendedthatcorrectionsbekeptinafilewiththelatestlistofcorrectionsinforceontop.Thelist

shouldbeconsultedwhenusingtheparentbooktoseeifanycorrectionsaffectingtheareaunderconsiderationare

inforce.

Itisnotrecommendedthatcorrectionsbestuckintheparentbookorcurrentsupplement,but,ifthisisdone,

whenanewsupplementisreceivedcaremustbetakentoretainthosecorrectionsissuedafterthedateofthenew

supplement,whichmaybeseveralmonthsbeforeitsreceiptonboard.

13.CorrectionstoSailingDirectionsarecontainedin.

A.TheWeeklyEditionfbrthelastweekofeachmonth

B.TheAnnualSummaryofNoticetoMariners

C.ThenewsupplementD.TheWeeklyEdition

14.Theparentbookis.

A.theSailingDirectionsB.theCorrectionstoSailingDirectionsinforce

C.TheAnnualSummaryofNoticetoMarinersD.TheWeeklyEdition

15.ItisrecommendedthatCorrectionstoSailingDirectionsbe.

A.madebyhandB.consultedwithatthelastweekofeachmonth

C.stuckintheparentbookorcurrentsupplement

D.keptinafilewiththelatestlistofcorrectionsinforceontop

16.Ifthecorrectionsbestuckintheparentbookorcurrentsupplement,.

A.whenanewsupplementisreceived,thosecorrectionsissuedafterthedateofthenewsupplementmustbe

retained

B.theparentbookmustbeconsulted

C.thecurrentsupplementmustbeconsulted

D.theAnnualSummaryofNoticetoMarinersmustbeused

Passage5.ChartScales

Thenatureandimportanceoftheareaconcernedgovernthethoroughnesswithwhichtheareamustbe

examinedandthereforetheselectionofthescaleofthesurvey.Portsandharboursareusuallysurveyedinascale

ofbetween1：12,500and1：5,000,andanchoragesonascaleofonly1:25,000.

Ageneralsurveyofacoastwhichvesselsonlypassinproceedingfromoneplacetoanotherisseldommade

onascalelargerthan1:50,000.insuchgeneralsurveysofcoastsorlittlefrequentedanchorages,thesurveyordoes

notcontemplatethatwillapproachtheshorewithouttakingspecialprecautions.

Chartsmaybepublishedonasmallerscalethanthesurveysonwhichtheyarebased,thoughmodernlarge

scalechartsareoftenpublishedonthesamescaleastheoriginalsurveys.Withanolderchartitwouldbeunwise

toassumetheoriginalwasonalargerscalethanthatofthechartitself.

17.Anchoragesareusuallysurveyedonascaleof.

A.1:12,5000B.1:5,000C.1:25,000D.1:50,000

18.Olderchartswereusuallypublishedonthesurveysonwhichtheywerebased.

A.asmallerscalethanB.alargescalethan

C.thesamescaleasD.ascalethatconnotbedeterminedcomparedwith

19.Ofthefollowing,aremostpoorlysurveyed.

A.portsB.anchoragesC.harboursD.coasts

20.Thethoroughnesswithwhichtheareamustbeexaminedandthereforetheselectionofthescaleofthesurvey

ofaseawaterisdeterminedbytheconsiderationof.

A.thenatureandimportanceoftheareaconcernedB.theassumptionoftheoriginalsurvey

C.thescaleoftheoriginalsurveyD.specialprecautionstobetaken

Passage6UseofCharts

Atascaleof1:6000,000,achartuserwhoiscapableofplottingtoaprecisionof0.2mmmustappreciate

thatthisrepresentsapproximately120metersontheground.

Atascaleof1:25,000,thesameplottingerrorwillbeonlyabout5metersontheground.

Thus,ifthedifferencebetweenaWGS84Datumpositionandthehorizontaldatumofthechartis,say50

meters,thiswouldnotbeplottableatthesmallerscale,(thechartcouldeffectivelybesaidtobeonWGS84

Datum)butwouldbeplottable(2.0),andthereforesignificant,atthelargescale.

Thisexplainswhyitisnotuncommonforsmallandmediumscaleapproachchartstobereferencedto

WGS84Datumwhilethelargerscaleportplanshavenoquotedhorizontaldatum.Similarly,somechartsatscales

of1:50,000andsmallerjustquotetoWGS84Datum(withoutayeardate)sincethepositionaldifferencebetween

WGS72andWGS84Datumsisnotplottableatthesescales.

21.Atascaleof1:500,000,aplottingof0.3mmonthechartrepresentsapproximatelymetersonthe

ground.

A.100mB.120mC.150mD.180m

22.Onthechartof,aplottingof0.2mmrepresentsapproximately10metersontheground.

A.1:5,000B.1:12,500C.1:25,000D.1:50,000

A.B.C.D.

23.WhenthescaleissmallerthanthepositionaldifferencebetweenWGS72andWGS84Datumsis

notpotable.

A.1:600,000B.1:25,000C.1:50,000D.thatofWGS84datum

24.Itisinferredthatthesmallandmediumscaleapproachchartsarethoseofscales.

A.1:600,000orsmallerB.1:25,000orsmaller

C.1:50,000orsmallerD.1:5,000orsmaller

Passage7ChartDatumsandtheAccuracyofPositionsonCharts

TheInternationalMaritimeOrganizationoffersthefollowingadvice：Manydifferentdefinitionsofa

horizontaldatum(alsoknownasgeodeticdatum)existHowever,practicalworkingdefinitioninuseis："A

horizontaldatumisareferencesystemforspecifyingpositionsontheEarth*ssurfaceEachdatumisassociated

withaparticularreferencespheroidthatcanbedifferentinsizeorientationandrelativepositionfromthe

spheroidsassociatedwithotherhorizontaldatums.Positionarereferredtodifferentdatumscalldifferbyseveral

hundredmeters.

Thepracticalresultisthatagivengeographicalposition,notassociatedwithaspecificdatum,couldreferto

differentphysicalobjectsInotherwords,aphysicalobjectcanhaveasmanygeographicalpositionsasthereare

datums.

25.Theshapeofhorizontaldatumisa.

A.sphereB.spheroidC.ellipsoidD.ball

26.Thegeodeticdatumisa.

A.physicalobjectB.geographicalposition

C.referencesystemforspecifyingpositionsOntheEarth'ssurface

D.quadricsurfaceobtainedbyrotatinganellipseaboutoneofitsprincipalaxes

27.Aphysicalobjectcanhave.

A.onegeographicalpositionB.twogeographicalpositions

C.threegeographicalpositionsD.asgeographicalpositionsastherearedatums

28.Thedifferencebetweenpositionsreferredtodifferentdatumsisupto.

A.severalfathomsB.severalhundredmeters

C.severalmilesD.severalmillimetres

Passage8ChangesofNauticalCharts

Nauticalchartsareindispensabletomariners.They,however,aresubjecttofrequentchanges,suchasthose

ofnavigationalaids,ofwaterwaysduetothedredgingandconstruction,ofdepthsofwater,andofremovalor

appearanceofwrecksInordertokeepup-to-dateandreliable,nauticalchartshavetoundergocorrection.Changes

ofimportancearegenerallypromulgatedbyweeklyeditionofNoticestoManners,whichenablemarinersto

correctthechartsbyhand.Ifmajorchangesmakeitimpracticabletodoso,theNoticeswillprovidea

reproductionofasmallarea.Whichisalsocalledblock,tobepastedontothechartinitscorrectposition.

29.Nauticalchartsneedcorrectionbecause.

A.navigationalaidsaresometimesindispensable

B.therearealwayssomemistakes

C.wrecksmayappearorberemoved

D.theycouldneverbereprinted

30.Correctiontochartsaremadebycrewmembersinaccordancewith.

A.NoticestoMarinersB.SailingDirectionsC.GuidetoPortEntryD.Supplement

31.Inthepassage,Blocksare.

A.largescalechartsB.representationsofcharts

C.reproductionsofportionsofchartsD.smallscalecharts

32.Thepurposeofcorrectiontochartsisto.

A.keepthemup-to-dateB.makethechartsbrand-new

C.keepthechartsavailabletoallmarinersintheworld

D.keepthechartsfreefrommistakes

Passage9NAVTEX

NAVTEXisthesystemforthebroadcastandautomaticreceptionofmaritimesafetyinformationbymeans

ofnarrow-banddirect-printingtelegraphy.TheInternationalNAVTEXserviceispartofaninternationally

co-ordinatedsystemandbroadcastsareon518khzinEnglish.NationalNAVTEXServicemaybeestablishedby

maritimeauthoritiestomeetparticularnationalrequirements.Thesebroadcastsmaybeon490khz,4209.5khzor

anationallyallocatedfrequencyandmaybeineitherEnglishortheappropriatenationallanguage.Fordetails,see

AdmiraltyListofRadioSignalsVolume5.

Onchartsaffected,informationreceivedbyRadioNavigationalWarningsshouldbenotedinpenciland

expungedwhentherelevantmessagesarecanceledorsupersededbyNoticestoMariners.Chartsquotedin

messagesareonlythemostconvenientcharts;otherchartsmaybeaffected.

33.TheInternationalNAVTEXbroadcastson.

A.490khzB.4209.5khzC.518khzD.nationallyallocatedfrequency

34.WhentherelevantmessagesarecanceledorsupersededbyNoticestoMariners,thenotedinformation

receivedbyRadioNavigationalWarningsshouldbe.

A.expungedB.affectedC.allocatedD.renoted

35.Ofthefollowing,isnotcorrectconcerningtheinformationprovidedbyNAVTEX.

A.Itisabroadcastmaritimesafetyinformation

B.Itisreceivedbymeansofnarrow-banddirect-printingtelegraphy

C.ItissoonerorlatercancelledorsupersededbyNoticestoMariners

D.Itisanautomaticreceptionofmaritimesafetyinformation

36.Itisinferredthat.

A.therearechartswhichareaffectedbyRadioNavigationalWarningsbutnotquotedinthemessages

thereof

B.somechartsarequotedinthemessagesbutnotaffectedbyRadioNavigationalWarnings

C.allchartswhichareaffectedbyRadioNavigationalWarningswillbequotedinthemessage

D.nochartswillbequotedinthemessageeventheyareaffectedbyRadioNavigationalWarnings

Passage10GeographicalPositions

GeographicalPositionsrefertothehorizontaldatumofthecurrenteditionofeachaffectedchartwhichis

statedinthenoticealongsidetheappropriatechartnumber.Positionsarenormallygivenindegrees,minutesand

decimalsofaminute,butmayoccasionallyquotesecondsforconveniencewhenplottingfromthegraduationof

someolder-stylecharts.Bearingsaretruereckonedclockwisefrom000°to359°;thoserelatingtolightsarefrom

seaward.SymbolsreferredtoarethoseshownonChart5011.Depthsandheightsaregiveninmetresorfathoms

and/orfeetasappropriateforthechartbeingupdated(abbreviatedwherenecessarytom,fmandftrespectively).

BlocksandnotesaccompanyingnoticesinSectionIIareplacetowardstheendofthesection.

37.isnotaunitofdepthsand/orheights.

A.mB.fmC.ftD.kn

38.Blocksareplaced.

A.onchart5011B.towardstheendofSectionII

C.onsomeolder-styleD.towardsthestandardnauticalcharts

39.maybeoccasionallyquotedforconveniencewhenplottingfromthegraduationofsome

older-stylecharts.

A.DegreesB.MinutesC.DecimalsofaminuteD.Seconds

40.GeographicalPositionsshallbeplottedon

A.thecurrenteditionofeachaffectedchartB.chart5011

C.someolder-stylechartsD.blocks

Passage11Lights

ThedetailedamendmenttotheListofLightsisgiveninsectionVandmaybepublishedinanearlieredition

thanthechart-updatingnotice.Theentryforeachlightamendedwillbeprintedandanasterisk(*)willdenote

whichcolumncontainsandamendment.Inthecaseofanewlight,orwhereanewsequenceisaddedbelowthe

mainlight,anasterisk(*)willappearunderallcolumns.AllSectionVentriesareintendedtobecutoutand

pastedintothebook.ItisemphasizedthattheListofLightsistheprimarysourceofinformationonlightsandthat

manyalterations,especiallythoseofatemporarybutoperationalnature,arepromulgatedonlyascorrectionsto

theListofLights.Lightpositionshouldberegardedasapproximateandareintendedtoindicatetherelative

positionsoflightsonly.Chartsshouldbeconsultedforamoreauthoritativeposition.Therangeofalightis

normallythenominalrange,expectwhentheresponsibleauthorityquotesluminousorgeographicalrange.

41.Therangeofalightisnormally.

A.thenominalrangeB.theluminousrange

C.thegeographicalrangeD.therealrange

42.isnotindicatedbytheasterisk(*)intheNotice.

A.Thecolumncontaininganamendment

B.Thecolumnofanewlight

C.Thecolumnofanewsequence

D.Thecolumninwhichthepositionsshouldberegardedasapproximate

43.AllSectionVentriesareintendedtobe.

A.cutoutandpastedintothebookB.regardedasapproximate

C.amendedD.printed

44.ThedetailedamendmenttotheListofLightsisgivenin.

A.SectionVIB.SectionVC.SectionIVD.Ill

Passage12TheRiskstoCorruptionofData（在2007年题库的第6篇）

WhileeveryeffortismadetoensurethatthedataprovidedthroughtheNoticestoMarinersserviceis

accurate,theuserneedstobeawareoftheriskstocorruption（不正确）ofdata.Itisimportantthattheuser

shouldonlyusethedataonsuitableequipmentandthat,otherapplications（应用软件，设备）shouldnotbe

runningontheuser'smachineatthesametime.Usersshouldexercisetheirprofessionaljudgementintheuseof

data（使用者应当以他们职业的技能来判断所用资料的正确性），andalsoconsult（参考）theMariners

Handbook（海员手册NP100）forfurtherdetails.Theuserneedstobeawarethatthereisapossibilitythatdata

couldbecorruptedduringtransmission,orintheprocessofdisplayorprintingontheuser'sequipment,orif

converted（修改，变动）toothersoftwareformats（其它的软件版本），andisaccordinglyadvisedthattheUKHO

（UnitedKingdomHydrographicOrganization英国,〈联合王国）水道测量部门）cannotacceptresponsibilityfor

anysuchchange,oranymodificationsorunauthorised（非权威的，未经授权的）changes,madebylicensees,

orotherparties.

45.Thedatamaybecomecorruptedinanyofthefollowingprocessexcept.

A.duringtransmissionB.inthedisplayorprintingontheuser*sequipment

C.inconvertingtoothersoftwareformatsD.inairmaildeliverytothereaders

46.Theuseofthedataisadvisedtoconsultforfurtherdetails.

A.MarinersHandbookB.SailingDirections

C.GuidetoPortEntryD.NoticestoMariners

47.OfthefollowingitemsisnotmentionedforwhichUKHOwillacceptnoresponsibility.

A.changeintheprocessofdisplayorprinting

B.unauthorisedchangesmadebylicenseesorotherparties

C.modificationsmadebylicenseesorotherparties

D.professionalamendments

48.ltisimpliedthat.

A.thedataareincorrectB.thedataaretobecorrectedintensively

C.althoughthedataareaccurateenough,youarestilladvisedtouseitwithcaution

D.nottouseitifyouhavenotenoughtimeorproperequipmenttoeffectnecessarycorrection

Passage13（在2007年题库的第13篇）

Logbooksrequiredbylaw,tobefilledoutbymastersorofficersondutyofeveryship,theformsofwhich

mustbeprovedbytheshippingcompaniesormarineauthorities.

Logbooksareusedtorecordtheeventsoccurringduringtheship'sstayinaharbor,atanchorage,or

underway,andtheyarealsorequestedtoproduceevidences（画出航迹）incaseofficialsinquireaboutaccidents.

Oncompletionofthevoyagethelogbookmustbesubmittedtothesuperintendent（主管部门领导）oftheowner

orthemarineauthoritiesforjustification（证据），checkingorapproval.Therefore,everythingrecordedinthe

logbookmustbetrueandaccurate.

Whenamisentryhasbeenmadeinthelog,aredlinewouldbedrawnonthoseparts.Thecorrectentrywith

signatureshouldbemadenearorabovethem.Noerasuresorcuts（擦除或撕掉）aretobeallowed.

O49.Thebesttitleforthepassageis”"

A.TheformsoflogbooksB.Theuseoflogbooks

C.CharacteristicsoflogbooksD.Howtochecklogbooks

050.Whenamisentryhasbeenmadeinthelog,.

A.erasuresorcutsaretobeallowed.

B.itistobecorrectedoutbymastersorofficersondutyofeveryship

C.itistobeproducedincaseofficialsinquireaboutaccidents.

D.aredlinewouldbedrawnonthoseparts,withcorrectentrywithsignaturebeingmadenearorabovethem.

051.Theformsoflogbooksmustbeprovedby.

A.officialswhoinquireaboutaccidents.B.theshippingcompaniesormarineauthorities.

C.mastersorofficersonduty.D.thesuperintendentoftheowner.

O52.Thelogbookmustbesubmittedtothesuperintendentoftheownerorthemarineauthoritiesfor

justification,checkingorapproval.

A.oncompletionofthevoyageB.inaharbor

C.atanchorageD.underway

Passage14NightOrders

CarefullyreadtheCaptain'sSlandingOrders.

Noteandverifytheship'spositiononthechart.

Allowyoureyesloadjusttothelightingconditions.

Donotrelievethewatchuntilyouknowth。existingsituation.Obtainthefollowinginfoimationfrom[he

officeryouarerelieving:

*Vesselonradar,visiblevessels,lights,whistles,bells,gongsorothersoundsandthestatusofbearingsor

plotsonthem.

*Coursebeingsteeredbystandardmagneticcompassandbygyrocompass.

*Operationalstatusoftheradarsandothernavigationalequipment.

*Lookoutspostedandtheirposition（i.e.bow,starboardbridgewing,flyingbridge,etc.）

*Decksecurity,watertightintegrity,tankandbilgesoundingsandconditionofdeckcargoandlashings.

*Navigationallightsareburningbrightlyduringthehoursofsunsettosunriseandduringperiodsofreduced

visibility.

*Anyotherinformationyoumayneedtounderstandtheexistingsituation.

Thewatchisrelievedwhenthewords“Irelieveyou“arespoken.Therelievingofficeristhenincharge.

Donolturnthewatchovertoyou。reliefunlessyouarecertainthalhasathoroughunderstandingofthe

existingsituationandisawake,sober（冷静的）andalert.

53.Thedutyofficershallensurethenavigationallightsarebrightlyduringthehoursofsunsetto

sunriseandduringperiodsofreducedvisibility.

A.burningB.turningC.flashingD.lightening

54.Accordingtothestandingorders.

A.therelievingofficershallallowhiseyestoadjusttothelightingconditions

B.theofficertoberelivedshallallowhiseyestoadjusttothelightingconditions

C.therelievingofficershalladjusttheeyesoftheofficertoberelievedtothelightcondition

D.theofficertoberelievedshalladjusttheeyesoftherelievingofficertothelightcondition

55.isnotaproperpositionforthelookouts.

A.BowB.StarboardbridgewingC.PortbridgewingD.Flyingbridge

56.Itisinferredthathasthefinaljudgetodeterminewhethertherelievingofficershalltaketheconn.

A.therelievingofficerB.theofficertoberelieved

C.neitherrelievingofficernortheofficertoberelieved

D.boththerelievingofficerandtheofficertoberelieved

Passage15CalltheMasterifindoubt

Callthemasterwhenenc