最新航海英语新题库Word格式.docx

最新航海英语新题库Word格式.docx

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[253]Manyofthesoundingsshownonthechartarederivedfrom_____.Unduerelianceshouldnotbeplaceduponthem．

A.completeandoftenverypoorsurveys

B.correctandoftenverygoodsurveys

C.inadequateandoftenveryoldsurveys

D.adequateandpresentsurveys

[254]Linesonachartwhichconnectpointsofequalmagneticvariationarecalled______.

A.magneticlatitudesB.magneticdeclinations

C.dipD.isogoniclines

[255]Isogoniclinesarelinesonachartindicating___.

A.pointsofequalvariation

B.pointsofzerovariation

C.themagneticlatitudeD.magneticdip

[256]Inwhichsourcecouldyoufindthenumberofachartforacertaingeographicarea?

______.

A.ChartNo.1B.CatalogofCharts

C.IMOPracticalNavigatorD.IMOLightList

[257]Howistheannualrateofchangeformagneticvariationshownonapilotchart?

A.Graylinesontheuppermostinsetchart

B.Redlinesonthemainbodyofthechart

C.Inparenthesisonthelinesofequalmagneticvariation

D.Annualrateofchangeisnotshown.

[258]Charteddepthisthe______.

A.verticaldistancefromthechartsoundingdatumtotheoceanbottom，plustheheightoftide

B.verticaldistancefromthechartsoundingdatumtotheoceanbottom

C.averageheightofwateroveraspecifiedperiodoftime

D.averageheightofalllowwatersataplace

[259]ChartcorrectioninformationisNOTdisseminatedthroughthe______.

A.SummaryofCorrectionsB.LocalNoticetoMariners

C.DailyMemorandumD.ChartCorrectionCard

[260]Allstraightlinesrepresentgreatcircletracksonachartbasedona（n）______.

A.MercatorprojectionB.polyconicprojection

C.orthographicprojectionD.gnomonicprojection

[261]Arevisedprintofachartismade______.

A.aftereverymajorhydrographicsurveyoftheareacoveredbythechart

B.whentherearenumerouscorrectionstobemadeorthecorrectionsareextensive

C.whenalow-stocksituationoccursandminorcorrectionsaremade

D.everytwoyearstoupdatethemagneticvariationinformation

[262]AMercatorchartisa______.

A.cylindricalprojectionB.simpleconicprojection

C.polyconicprojectionD.rectangularprojection

[263]______chart3994，positionsreadfromthischartshouldbeshifted0．03minutesNorthward．

A.ToconsiderB.Tocheck

C.ToexamineD.Toagreewith

[264]Thechangesinthechannel'

ssandsandbuoysonthiscoastare______thischartcannotbeconsideredasasafeguideofthechannel．

A.frequentB.sofrequent

C.frequentthatD.sofrequentthat

[265]______isatermdenotingthedeterminationofaship'

spositionbyobservationsofCelestialorterrestrialobjects，orbyacombinationofboth．

A.Course-planningB.Position-fixing

C.Radar-plottingD.Stowage-planmaking

[266]Achartpositionenclosedbyasemi-circleisa（n）

A.fixB.estimatedposition

C.deadreckoningpositionD.runningfix

[267]Atruebearingofachartedobject，whenplottedonachart，willestablisha______.

A.fixB.lineofposition

C.relativebearingD.range

[268]AdmiraltyChartsarepublishedin______.

A.U．S．AB.ChinaC.U．KD.Japan

[269]Attentionis______theadviceontheuseofchartsinTheMariner'

sHandbookChapter3，Section1．

A.fixedtoB.neededfor

C.pushedtoD.drawnto

[270]DistancealongatracklineismeasuredonaMercatorchartbyusingthe______.

A.latitudescalenearthemiddleofthetrackline

B.longitudescalenearthemiddleofthetrackline

C.latitudescaleatthemidlatitudeofthechart

D.latitudeorlongitudescaleatthemiddleofthescale

[271]Enteringfromsea，adaymarkontheportsideofthechannelwouldbeindicatedonachartbya______.

A.redtrianglewiththeletterR

B.whitetrianglewiththelettersRG

C.greensquarewiththeletterG

D.whitesquarewiththelettersGR

[272]Magneticinformationonachartmaybe______.

A.foundinthecenter（s）ofthecompassrose（s）

B.indicatedbyisogoniclines

C.foundinanoteonthechart

D.Alloftheabove

[273]Mypositionhasbeenobtained______astronomicalobservation．

A.withB.fromC.onD.by

[274]Navigationalchartsare______frequentchanges，theimportantoneofwhicharepromulgatedbyAdmiraltyNoticestoMariners．

A.publishedwithB.combinedwith

C.inconnectionwithD.subjectto

[275]OnthesouthandtheeastcoastsofBlockIslandarecircleswithadotinthecenterandlabeledCUP.Thisisa______.

A.conspicuousobject

B.steepdepressioninthesurroundinghillsthatresemblesacup

C.