技能認(rèn)證船舶英語考試(習(xí)題卷5)

試卷科目：技能認(rèn)證船舶英語考試技能認(rèn)證船舶英語考試(習(xí)題卷5)PAGE"pagenumber"pagenumber/SECTIONPAGES"numberofpages"numberofpages技能認(rèn)證船舶英語考試第1部分：單項(xiàng)選擇題，共30題，每題只有一個(gè)正確答案,多選或少選均不得分。[單選題]1.______isnotthedrycargovessel.A)TheB)TheC)TheD)The答案:C解析:[單選題]2.Whenthevoltageremainsconstantandtheresistanceisincreasedinaseriescircuit,theflowofcurrent_____.A)increasesB)increasesC)remainsD)decreases答案:D解析:[單選題]3.Thegyrocompasserrorresultingfromyourvessel'smovementinOTHERthananeast-westdirectioniscalled______.A)dampingB)ballisticC)quadrantalD)speed答案:D解析:【注】dampingerror：阻尼誤差；quadrantalerror：象限差[單選題]4.Afirealarmcontrolpanelisanelectricpanelthatisthe______componentofafirealarmsystem.A)controllingB)sensingC)transmittingD)monitoring答案:A解析:[單選題]5.AccordingtotheSTCWConventionManilaAmendment,theETOisatthe_______.A)managementB)supportC)operationalD)maintenance答案:C解析:[單選題]6.Inaseriescircuit,whichvaluewillremainunchangedatallplacesinthecircuit?A)VoltageB)CurrentC)ResistanceD)In答案:B解析:[單選題]7.Whenthecurrentinapowertransmissionlineisincreased,thepowerloss_____.A)increasesB)decreasesC)remainsD)increases答案:A解析:[單選題]8.STCW78/95statesthattheofficerinchargeoftheengineeringwatchisthe___presentative.A)ship-owner'sB)master'sC)chiefD)manager's答案:C解析:[單選題]9.Thedistancebetweenthebottomofthehullandthewaterlineiscalled_____.A)tonnageB)reserveC)draftD)freeboard答案:C解析:[單選題]10.Doublebottomtanksaredesignedtocarry______.A)cargoB)ballastC)fuelD)ballast答案:D解析:[單選題]11.Whichofthefollowingdoesnotbelongtothepowersystemsofmainengine?A)F.O.system.B)C.W.system.C)OilD)Compressed答案:C解析:[單選題]12.Switchboardsmaybeofthedead-fronttypeinwhichalllivepartsareinstalledbehind_____andonlytheoperationhandlesandinstrumentsareonthefront.A)theB)theC)theD)the答案:C解析:[單選題]13.WhenvoltageandcurrentdevelopedinanACcircuitreachtheirpeakvaluesatthesametime,thepowerfactoris_____.A)laggingB)leadingC)maximumD)minimum答案:C解析:【注】peakvalue：峰值，最大值[單選題]14.GMDSS-equippedshipswillberequiredtoperformwhichofthefollowingcommunicationsfunctions?A)DistressB)SearchC)Bridge-to-bridgeD)All答案:D解析:【注】配備了GMDSS設(shè)備的船舶可以完成遇險(xiǎn)報(bào)警和海上安全信息、搜救協(xié)調(diào)通信和現(xiàn)場通信、駕駛臺(tái)間的常規(guī)無線電通信等全部功能。[單選題]15.TheletterFinMFandHFstandsfor______.A)faradB)FrenchC)frequencyD)forte答案:C解析:[單選題]16.The______isadevicetomakecrewcomfortabletoliveonboard.A)sewageB)F.OC)airD)incinerator答案:C解析:[單選題]17.TheETOisresponsibleforthemaintenanceandrepairofallelectricalandelectronicequipment,installationsandmachinery.Thisdoesnotincludethe_______.A)radioB)fire-fightingC)shipD)electronic答案:B解析:[單選題]18.WhichisNOTthe"clearground"foramoredetailedinspection?A)AbsenceB)SeriousC)OneD)Paint答案:D解析:[單選題]19.Thecompleteelectricalplantonboardshipismadeupof______,adistributionsystemandmanypowerutilizingdevices.A)electromagnetsB)powerC)switchboardsD)storage答案:B解析:[單選題]20.Thesteeringgearprovidesamovementtotherudderinresponsetoasignalfromthe______.A)bridgeB)MCRC)transmissionD)engine答案:A解析:[單選題]21.WhennavigatingusingDGPS(DifferentialGlobalPositioningSystem),youmayexpectyourpositiontobeaccuratetowithinaradiusof______.A)10B)20C)50D)100答案:A解析:[單選題]22.Thepreferencetripofautomaticpowerplantcanmakesomeloadswitches______whenthegeneratoroverloads.A)closeB)tripC)toD)to答案:B解析:[單選題]23.WhatisinternationalNAVTEXbasedon?A)TerrestrialB)NBDPC)Satellite.D)Digital答案:B解析:【注】國際NAVTEX業(yè)務(wù)是基于NBDP技術(shù)的。[單選題]24.Withapurely_____loadthevoltageandcurrentareinphase,givingapowerfactorofone.A)inductiveB)capacitiveC)combinedD)resistance答案:D解析:[單選題]25.Thedistressalertmayalsocontaininformationregardingthe______,thetypeofassistancerequired,thecourseandspeedoftheshipandthetimeatwhichtheinformationwasrecorded.A)typeB)seriesC)naturalD)nature答案:D解析:【注】遇險(xiǎn)報(bào)警還應(yīng)該包含涉遇險(xiǎn)性質(zhì)，需要的救助類型，船舶航向和航速和記錄這些信息的時(shí)間。[單選題]26.INMARSATstandsfor______.A)InternationalB)InternetC)InternationalD)Internet答案:A解析:[單選題]27.Whichpartisnotintheradar?A)magnetronB)PPIC)antennaD)rudder答案:D解析:[單選題]28.Thedifferencebetweenthefiredetectorsofthetraditionalandbuscontroltypefirealarmsystemsis______.A)theyB)theC)theD)the答案:D解析:[單選題]29.______isusedtodescribethewidthoftheship.A)BreadthB)LOC)D)LPPE)Draught答案:A解析:[單選題]30.TheINMARSATstationwhichcanonlycarryoutthetelexanddatatransmission,butnottelephoneis______.A)InmarsatB)stationC)InmarsatD)stationE)InmarsatF)stationG)Inmarsat答案:B解析:第2部分：判斷題，共70題，請(qǐng)判斷題目是否正確。[判斷題]31.Allthesefactorsinfluencetheshapeofahull,butoftentheprimaryfactoristhedynamicinteractionofthehullwiththewater.所有這些都影響船體形狀,但最重要的是船體與水的動(dòng)力相互作用。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]32.Athirdlengthwhichisoftenused,particularlywhendealingwithshipresistance,isthelengthonthewaterline(L.W.L.).經(jīng)常用到的、特別是在研究船舶阻力時(shí)需要用到的第三個(gè)船長是水線長。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]33.Thelongitudinalprismaticcoefficient,Cp,orsimplyprismaticcoefficientistheratioofthevolumeofdisplacementtothevolumeofaprismhavingalengthequaltothelengthbetweenperpendicularsandacross-sectionalareaequaltothemidshipsectionalarea.Expectedvaluesgenerallyexceed0.55.縱向棱形系數(shù)是排水體積與一個(gè)棱柱體體積之比,該棱柱體的長度等于垂線間長,斷面面積等于船中橫剖面面積,一般它的值超過0.55。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]34.Anexampleofthisconditionisaroundhalllyinginanupwardfacingbowl,asinFigure7.1(a).Theballwillalwaysreturntoitsrestpositionwhendisturbedbyanoutsideforce.此種情況的例子是,一個(gè)圓球置于開口朝上的碗中,如圖7.1(a)所示。圓球受外力作用后,總能回到靜止?fàn)顟B(tài)。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]35.Allfluidspossesstogreaterorlessextentthepropertyknownasviscosityandthereforewhenasurfacesuchastheimmersedsurfaceofashipmovesthroughwater,tangentialforcesaregeneratedwhichwhensummedupproducearesultantopposingthemotionoftheship.所有流體或多或少有一性質(zhì)叫粘性,因此當(dāng)如船體浸濕表面那樣表面在水中前進(jìn)時(shí)就產(chǎn)生了切向力,將其累加起來便產(chǎn)生了與船舶運(yùn)動(dòng)反向的合力。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]36.Theweightofthestructureandcargo,etc.whichiscarriedaretendingtopullthestructuredownwards.船舶的結(jié)構(gòu)重量和所載貨物等的重量傾向于使船體結(jié)構(gòu)下垂。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]37.Allsuchdistancesforallwaterplanesandallordinatesformatableofoffsetswhichdefinestheshapeofthehullandfromwhichlinesplancanbedrawn.Asimpletableofoffsetsisusedtocalculatethegeometricparticularsoftheform.所有水線面和站位上的這些半寬距離就形成了表示船體形狀的型值表,由型值表就可以繪制出船體型線圖。這樣一個(gè)簡單的型值表就能用于計(jì)算船型的幾何特性。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]38.IfMisaboveG,themetacentricheightispositive.IfMisbelowG,GMisnegative.若穩(wěn)心M高于重心G,那么穩(wěn)心高度GM為正值。若穩(wěn)心M低于重心G,那么穩(wěn)心高度GM為負(fù)值。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]39.Thisdemandingleadershiprolerequiresmanagerialqualitiesandtheabilitytobringtogethertheoften-conflictingdemandsofthevariousdesignconstraintstoproduceaproductwhichisfitforthepurpose.這一高要求的領(lǐng)導(dǎo)角色需要具備管理素質(zhì)和能將各種設(shè)計(jì)限制中經(jīng)常矛盾的要求綜合到一起的能力,從而生產(chǎn)出符合功用的產(chǎn)品。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]40.Ifmetricunitsareusedthenthefigureswouldprobablybe10cmhighwitha10cmspacing.如果用公制單位,則字高為10厘米,間距也為10厘米。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]41.Inmaneuvering,ashipexperiencesyaw(rotationaboutaverticalaxis)andsway(sidewaysmotion).在船舶操縱過程中,船舶會(huì)經(jīng)歷艏搖(繞某豎直軸旋轉(zhuǎn))和橫蕩(橫向運(yùn)動(dòng))。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]42.Figure4.8againtakes4ordinatesectionasanexample.Plottingoutwardsfromaverticalaxis,distancescorrespondingtotheareasofasectionuptoeachwaterline,acurveknownasaBonjeancurveisobtained.Thus,thedistanceoutwardsattheLWLisproportionaltotheareaofthesectionuptotheLWL,thedistanceoutwardsat1WLisproportionaltotheareaofsectionupto1WLandsoon.圖4.8還是以第4站為例。從垂直軸畫出一段距離,代表水線以下剖面面積,由此形成的曲線稱為邦戎曲線,在載重水線處,該距離正比于該水線下的剖面面積,而在1號(hào)水線處的距離則正比于1號(hào)水線以下的剖面面積,以此類推。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]43.Inmany?full?cargoshipstheoutlineofthemidshipsectionisvirtuallyarectanglewiththelowercornersroundedoff.在很多?豐滿?的貨船上,船中橫剖面實(shí)際上是矩形,其下部的角為圓角。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]44.Fewoftheseelephantinetankershavemorethanonepropellershaftorrudder.Theirnavigationbridgesarenearlyonequarterofamilefromtheirbows.這些超級(jí)油輪幾乎都使用一個(gè)槳軸或一個(gè)舵。它們的艦橋距船艏差不多有1/4英里。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]45.Amorerecentdevelopmenthasbeentheintroductionof1/10scalelofting,whichcanbedoneinthedrawingoffice,andthetendencyhasbeentodispensewithfullscaleloftwork.最近的一個(gè)發(fā)展是引進(jìn)了1/10比例放樣,其可以在繪圖室內(nèi)完成,有取代實(shí)尺放樣的趨勢。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]46.Theindustryitselfhascreatedafarmoreexplicitnomenclature.Basedupontheindexof100,000tonsoilcargocapacity,thesizecategoriesareLCC(LargeCrudeCarrier),VLCC(VeryLargeCrudeCarrier),andULCC(UltraLargeCrudeCarrier).工業(yè)界已經(jīng)為它們?cè)O(shè)定了更加明確的命名劃分。依據(jù)10萬噸油艙容量指標(biāo),油船按大小分類有大型原油船,巨型原油船及超大型原油船。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]47.LoadlinelimitationispopularlyassociatedwiththenameofSamuelPlimsoll,whowastheMemberofParliamentresponsibleforintroducingabilltolimitthedraughttowhichashipcouldload.人們普遍認(rèn)為載重線限制與SamuelPlimsoll有關(guān),他是國會(huì)成員,負(fù)責(zé)起草限制船舶載重吃水的議案。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]48.Inmanylargevesselsthestructurebendsinthelongitudinalverticalplaneeveninstillwater,withtheresultthatthebaselineorthekeeldoesnotremainastraightline.對(duì)大多數(shù)船舶來說,即使在靜水中,船舶也要在縱向垂直平面內(nèi)產(chǎn)生彎曲。因此,基線或龍骨線就不再保持直線。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]49.Itissufficienttostateherethat,first,aminimumfreeboardisrequiredsoastoprovidereservebuoyancywhenashipmovesthroughwaves,sothatitcanriseastheseapasses.Thispreventstoalargeextentwatercomingonboardandthusmakesforadryship.這里只需介紹,首先,為了給航行于波浪中的船舶提供儲(chǔ)備浮力,使其可以漂浮于過往的波浪中,需要一個(gè)最小干舷值。這在很大程度上防止了甲板上浪,使船舶保持干燥。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]50.Theforceofbuoyancyactsthroughthecenterofforcesisconsideredtobeacting.Thisforcealwaysactsverticallyupward.Whentheshipisheeled,theshapeoftheunderwaterbodyischanged,thusmovingthepositionofthecenterofbuoyancy.浮力作用于力的中心,方向總是垂直向上。當(dāng)船舶發(fā)生傾側(cè)時(shí),水下部分的形狀會(huì)發(fā)生變化,因此,浮心的位置也發(fā)生改變。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]51.Themidpointofthelengthbetweenperpendicularsiscalled?amidships?andtheshipisusuallybroadestatthispoint.垂線間長的中點(diǎn)稱為?船舯?。一般,船舶在這一點(diǎn)是最寬的。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]52.Modernlow-costdigitalcomputersanddedicatedsoftware,combinedwithextensiveresearchtocorrelatefull-scale,towingtankandcomputationaldata,haveenablednavalarchitectstomoreaccuratelypredicttheperformanceofamarinevehicle.利用現(xiàn)代低成本數(shù)字計(jì)算機(jī)和專用軟件,經(jīng)過大量研究將全尺度實(shí)船試驗(yàn)數(shù)據(jù),拖曳水池中的船模試驗(yàn)數(shù)據(jù)和計(jì)算數(shù)據(jù)關(guān)聯(lián)起來,使造船師能夠更準(zhǔn)確地預(yù)測船舶的各項(xiàng)性能。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]53.Habitabilitysystem,suchasheating,airconditioning,plumbingandcommissary,shouldbefullyoperationalifnotcompletelytested.居住系統(tǒng)如暖氣、空調(diào)、管道以及糧庫,如果沒有完整地試驗(yàn)過,也應(yīng)該完全能用。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]54.Theeffectofthisforwardmotionistogeneratedynamicpressuresonthehullwhichmodifytheoriginalnormalstaticpressureandiftheforcesarisingfromthismodifiedpressuresystemareresolvedintheforeandaftdirectionitwillbefoundthatthereisnowaresultantwhichopposesthemotionoftheshipthroughthewater.這一向前運(yùn)動(dòng)的結(jié)果是將在船體上產(chǎn)生動(dòng)態(tài)壓力,這種動(dòng)態(tài)壓力改變了原來的靜態(tài)正壓力,如果將改變后的壓力系統(tǒng)所產(chǎn)生的力在船的前后方向進(jìn)行分解,那么可以發(fā)現(xiàn)這時(shí)有一個(gè)合力,它與船在水中運(yùn)動(dòng)的方向相反。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]55.Planesatrightanglestothemiddlelineplane,andparalleltothedesignwaterplanearecalledwaterplanes,whethertheyareinthewaterornot,andtheyareusuallysymmetricalaboutthemiddleline.與中線平面成直角并與設(shè)計(jì)水線平面平行的平面稱為水線平面,不管它們是否在水中,通常都關(guān)于中線對(duì)稱。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]56.Theblockcoefficient,CB,istheratioofthevolumeofdisplacementtothevolumeofarectangularblockwhosesidesareequaltothebreadthextreme,themeandraughtandthelengthbetweenperpendiculars.方形系數(shù)是排水體積與一個(gè)寬度等于船寬,高度等于平均吃水,長度等于垂線間長的長方體體積之比。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]57.Thisdistancewouldincludetheoverhangofdecks,afeaturewhichissometimesfoundinpassengershipsinordertoprovideadditionaldeckarea.這個(gè)距離應(yīng)包括甲板的懸伸部分,這一特點(diǎn)有時(shí)可在客船上見到,這種結(jié)構(gòu)形式是為了提供更多的甲板面積。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]58.Andfromthisstatementthenameoftheshipsinthecategoryarederived;theyaregenerallycalleddisplacementhulls.由此可得該類船舶的名稱;通常稱為排水型船。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]59.Thenear-universalgearforsuchdirectionalcontrolisarudder(orrudders)fittedtothestemandactivatedbyanelectrohydraulicsteeringenginemountedwithinthehulljustabove.這種控制航向的準(zhǔn)萬向舵機(jī)叫舵,安裝在船艉,并由固定在船體內(nèi)正上方的電動(dòng)液壓操舵機(jī)驅(qū)動(dòng)。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]60.Thebreadthextrememaybemuchgreaterthanthisinsomeships,sinceitisthedistancefromtheextremeoverhangononesideoftheshiptoasimilarpointontheotherside.有些船舶,最大船寬可能比上面所述的情況大很多,它是從一舷側(cè)的最大懸伸部分到另一舷側(cè)的最大懸伸部分之間的距離。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]61.Inshipdesignwitharakeofkeel,thewaterlineonwhichthefreeboardlengthismeasuredistobeparalleltothedesignedwaterline.在具有龍骨前傾的船舶的設(shè)計(jì)中,測量干舷船長的水線應(yīng)該平行于該船的設(shè)計(jì)水線。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]62.ItisonlynecessaryheretoemphasizethatsubmersiblevesselsarespecificallydisplacementvesselsapplyingthetheoryofArchimedesPrincipleandallthatitimplies.這里只需要強(qiáng)調(diào),潛水船是應(yīng)用了阿基米德原理及該原理涵蓋的所有理論的特種排水型船。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]63.Ashipwhenatrestinstillwaterexperienceshydrostaticpressureswhichactnormallytotheimmersedsurface.置于靜水中的船舶經(jīng)受著靜水壓力,它垂直作用于船體的浸濕表面。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]64.Lloyd'sRegistercollectsdataonshipcasualtiesandanalysisofthesedatasuggestsareaswheremodificationsshouldbemade.勞埃德船級(jí)社對(duì)有關(guān)船舶事故的數(shù)據(jù)進(jìn)行了搜集分析,指出需要進(jìn)行修改的地方。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]65.Thisapproachtothedeterminationofscantlingscouldbesaidtoexiststill.據(jù)說這種確定材積的方法現(xiàn)在仍在使用。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]66.Noneofthesedescriptionsofexternalappearance,however,doesjusticetotheshipsystemasawholeandintegratedunit--selfsufficient,seaworthy,andadequatelystableinitsfunctionasasecurehabitatforcrewandcargo.然而所有這些外部特點(diǎn)的描述都不足以說明船舶系統(tǒng)是一個(gè)完整的綜合體--自給自足、適航并充分穩(wěn)定,可作為船員和貨物的安全棲息地和儲(chǔ)存場所。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]67.Residuaryresistanceforthemodelisfoundbysubtractingthefrictionalcomponentfromthetotal.用模型的總阻力減摩擦阻力,得到剩余阻力。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]68.Foreachworkcondition,calculationofweightdistributionofthehullarecarriedouttoobtaintheshearingforceandbendingmomentactingonitinstillwaterandwaves.針對(duì)每個(gè)作業(yè)狀態(tài)進(jìn)行了船體重量分布計(jì)算,得出靜水剪力、靜水彎矩和有波浪影響下的剪力、彎矩。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]69.Sheeraft(in)=0.1L(ft)+10尾舷弧(英寸)=0.1L(英尺)+10A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]70.Fittinganinnershellcouldprovidecompletewatertightintegrityshouldtheoutershellbepiercedinwayofthedoublebottom.設(shè)置內(nèi)殼后,船底外板萬一刺破,雙層底仍能確保完整的水密性。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]71.Lloyd'scameintoexistencebeforethedevelopmentofmechanicalmeansofpropulsion.Itisnowcommonpracticeformachinerytobesurveyedaswellasthehull,sothatthenotationLMC(Lloyd'smachinerycertificate)willbefoundintheregister.勞氏船級(jí)社是在船舶機(jī)械推進(jìn)方式之前就建立了?，F(xiàn)在,與船體檢驗(yàn)一樣,機(jī)械檢驗(yàn)也是常規(guī)的項(xiàng)目,所以符號(hào)LMC(勞式機(jī)械證書)在入級(jí)冊(cè)中可以看到。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]72.Forfloatingobjects,theconditionofstableequilibriumisillustratedbyallvesselsthattendtoreturntotheoriginaluprightpositionwheninclinedbyanexternalforce.對(duì)于漂浮的物體,靜力平衡可以做如下解釋:任何船舶,由于受到外力作用而傾斜時(shí),都有回復(fù)到初始正浮位置的趨勢。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]73.Themotionsgeneratedbecauseofthesixdegreesoffreedomoftheshipallinvolveaccelerationswhichgenerateforcesonthestructure.因船舶的六個(gè)自由度而產(chǎn)生的運(yùn)動(dòng)都涉及加速度,而這些加速度在船體結(jié)構(gòu)上產(chǎn)生了力。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]74.Bilgekeelsareeffectiveinreducingroll,buttheyaremuchlesseffectivethanothermeasures.Themosteffectiveareantirollfinsthatextendtransverselyfromthesideoftheshipforperhaps30feet(10metres)andarecontinuouslyrotatedabouttheiraxestodevelopforcesthatopposetheroll.舭龍骨可以有效減小橫搖,但與其他方法相比,還不夠有效。最有效的方法是安裝減搖鰭,這些鰭沿舷側(cè)橫向延伸約30英尺(約10米),繞著其軸不停地旋轉(zhuǎn)產(chǎn)生力來抑制橫搖。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]75.Alternativedesignsaregenerallyanalyzedinparametricstudiesduringthisphasetodeterminethemosteconomicaldesignsolutionorwhateverothercontrollingparametersareconsidereddeterminant.在該階段,備選設(shè)計(jì)一般由參數(shù)研究法來分析,以確定最經(jīng)濟(jì)的設(shè)計(jì)方案或任何其他決定性的控制參數(shù)。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]76.Inthemodernweldedmerchantshipthesetwodraughtsdifferonlybyonethicknessofplating,butincertaintypesofshipswhere,say,abarkeelisfittedtheextremedraughtwouldbemeasuredtotheundersideofthekeelandmayexceedthemouldeddraughtby15~23cm(6~9in).在現(xiàn)代焊接商船中,這兩種吃水只差一層殼板厚度,但在某些種類船舶上,例如裝有棒龍骨的船舶,最大吃水應(yīng)量到龍骨的下緣,因而最大吃水超過型吃水約15~23厘米(6~9英寸)。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]77.Therelativeimportanceofthevariousfactorsisdictatedbythepurposeofthevessel,whichissetbythecommercialfirm,government,orindividualwhopurchasesthevessel.而哪些因素相對(duì)更加重要取決于船舶的用途,這是由這些船的船東,如貿(mào)易公司,政府及私人所設(shè)定的。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]78.Forlargecombatantwarshipssuchasaircraftcarriers,guidedmissilecruisers,destroyers,andnuclearsubmarines,allofthepreviouslymentionedfactorsbecomeimportant--hencetheenormouscostofsuchships.對(duì)于大型戰(zhàn)斗艦艇,比如航空母艦、導(dǎo)彈驅(qū)逐艦、巡洋艦及核潛艇,先前提到的所有因素都變得重要,這就導(dǎo)致了這樣的船造價(jià)極高。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]79.Governmentsubsidiesprotectingthenationalshipbuildingindustryfromforeigncompetitioncanresultinlowercoststothepurchaser,evenwhentheactualshipconstructioncostsarehigher.政府補(bǔ)助能夠保護(hù)本國的船舶建造業(yè)免受國外競爭的沖擊,因此即使實(shí)際船舶造價(jià)很高,買主都能以較低價(jià)格買到該船。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]80.Theyhaveaveryanddisproportionatehullvolumebelowthesurfacewhenfullyloaded.它們滿載時(shí)船體水下部分的體積異常大。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]81.IfthelineoftheflatbottomiscontinuedoutwardsitwillintersectthebreadthmouldedlineasshowninFigure3.3(a).如果把平底線向外延伸,它將與型寬線相交,如圖3.3(a)所示。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]82.Manislookingincreasinglytotheseaforallmajorresources;offshoredrillingforoilandgashasburgeonedfromasmallindustrylocatedmainlyintheshallowareasoftheGulfofMexicotoaworldwidecolossusmovingintodeeperwaterandmoresevereseaconditions(Durfeeetal,1976).人類正逐漸將尋求所有主要能源的目光投向海洋;近海石油天然氣鉆探已從主要坐落于墨西哥灣淺海區(qū)的一小撮迅速發(fā)展到遍布世界的向更深海域和更險(xiǎn)惡海況拓展的巨型產(chǎn)業(yè)(Durfee等,1976)。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]83.Thenatureofthesubmarineandadescriptionofhervariousoperationalattitudes,bothstaticanddynamic,iscoveredinsubsequentchapters.后面的章節(jié)將從靜力和動(dòng)力方面談到潛水艇的特性及靈活的操作姿態(tài)。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]84.ItisnotedthatthedimensionsofthebargedonotsatisfythestandardofCCScode,soitisnecessarytocarryoutalocalstrengthevaluation.又由于本船尺度不在中國船級(jí)社規(guī)范規(guī)定的范圍內(nèi),故需要進(jìn)行局部強(qiáng)度校核。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]85.Itisessentialwhendesigningtheformoftheshipthatthethreesetsofcurvesshouldbe?fair?andtheirinterdependencebecomesimportantinthisfairingprocess.在設(shè)計(jì)船舶外形時(shí),三組曲線光順是非常重要的,并且在光順過程中它們間的相互制約是需要引起注意的。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]86.Theloadsastructureissubjectedtoaredividedintodeadload,whichincludetheweightsofallthepartsofthestructure,andliveloads,whichareduetotheweightsofpeople,movableequipment,etc.結(jié)構(gòu)所受到的載荷可以分成不變載荷與變動(dòng)載荷兩種。不變載荷包括該結(jié)構(gòu)所有零部件的重量;變動(dòng)載荷則由人員、可移動(dòng)設(shè)備等的重量所構(gòu)成。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]87.Theseterminologiesarecommonbutunspecific,andinthisdiscussiontheyareinadequate,forwhatwascalledasupertankerseveralyearsagoistodaynotasupertanker.這些油輪名詞雖然普遍但非特定,其實(shí)在這里也并不恰當(dāng),因?yàn)閹啄昵拔覀兯f的超級(jí)油輪,今天看來不再能稱作是超級(jí)了。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]88.Thereisoneothertypeofhullincommonusethathasnotyetbeenmentioned,primarilybecauseitfitsintononeofthecategoriesdescribedbutrathercanexistcomfortablyinany.還有另一種上面沒有提到但常用的船型,主要因?yàn)樗粚儆谏鲜雒枋龅娜魏晤悇e范疇但又能不違和地列在任何一類當(dāng)中。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]89.Sincethecoefficientsarenon-dimensionaltheyareveryusefulincomparingoneshipwithanotherandforgeometricallysimilarshipstheywillhavethesamevaluesatcorrespondingdraughts.因?yàn)檫@些系數(shù)都是無量綱的,所以在兩條船相互比較時(shí),這些系數(shù)非常有用。幾何相似的船,在相應(yīng)吃水時(shí)的船型系數(shù)相等。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]90.Avesselmightappeartobeasleekseagoinghotelcarryingpassengersalongtosomeexoticdestination;afloatingfortressbristlingwithmissilelaunchers;oranelongatedboxtransportingtanksofcrudeoilandtoppedwithcomplexpipeconnections.它可以是將乘客運(yùn)送到異國他鄉(xiāng)的優(yōu)美的遠(yuǎn)航賓館,亦或者豎立有導(dǎo)彈發(fā)射架的水面堡壘,也可以是甲板上設(shè)有復(fù)雜管系的運(yùn)輸儲(chǔ)罐原油的加長箱體。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]91.OtherproblemswithwhichtheSocietydealsincludespecialtypesofshipssuchasoiltankers,liquefiedgascarriers,dredgers,hopperbarges,etc.,andpumpingandpiping,fireprotection,detectionandextinction,boilersandotherpressurevessels,electricalequipment,refrigeratedcargoinstallationsandmaterialsforconstruction.船級(jí)社還需要處理特殊船型,如油船、液化氣船、挖泥船、(自動(dòng))傾卸駁船等,抽取和輸送,防火、探火和滅火,鍋爐及其他壓力設(shè)備,電子設(shè)備,貨物冷藏裝置和建造材料等。A)正確B)錯(cuò)誤答案:對(duì)解析:[判斷題]92.Resistanceres