全国海船船员11新规则考试（轮机部（轮机英语））试题及答案（二）.doc

《全国海船船员11新规则考试（轮机部（轮机英语））试题及答案（二）.doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、试题下载http://www.docin.com/mydoc-68012249-1.html全国海船船员11新规则考试（轮机部（轮机英语））试题及答案（二）第一部分船舶主推进装置第二章船舶柴油机装置1.Asuperchargeddieselengine,whencomparedtoasimilarnaturallyaspirateddieselengine,willdevelopanincreasein().A.ignitionlagB.enginehorsepowerC.lubeoilsystempressureD.specificf

2、uelconsumption答案：B解析：similar：类似的；aspirate：抽吸，呼吸；lag：滞后，给加隔热外套；specific：比的，特定的，具体的；consumption：消耗【译文】：增压柴油机与类似的自然吸气柴油机比较，将会产生功率的增加。2.Aturbochargeddieselenginewillhaveanintakemanifoldpressure().A.constantlydecreasingasengineloadincreaseB.constantlyincreasingastheamountofsu

3、perchargingincreasesC.approximatelyequaltoexhaustmanifoldpressureatalltimesD.approximatelyequaltoatmosphericpressureatalltimes答案：B解析：manifold：总管；constantly：恒定地；approximately：大约；近似；atmos-pheric:大气的【译文】：涡轮增压的柴油机的进气总管压力随着增压量的增加而不断升高。3.Aturbocharged,four-stroke/cycledieselen

4、ginehasalargervalveoverlapthananaturallyaspiratedfour-stroke/cycledieselengine,inordertoincreasethe().A.temperatureoftheexhaustgasesB.energysuppliedtotheturbochargerC.airpressuretotheintakemanifoldD.purgeofexhaustedgasesfromthecylinders答案：D解析：overlap：重叠；aspirate：抽吸，呼吸；ma

5、nifold：总管；purge：扫除，驱除【译文】：涡轮增压四冲程柴油机比起自然吸气的四冲程柴油机有较大的气阀重叠期，目的是为了增大气缸内废气的排出。4.Accordingtothewaytheenergyoftheexhaustgasesisutilized,pressure-chargingcanbedividedintotwomainsystems,namely,theconstant-pressuresystemand().A.thepulse-phasesystemB.thepulseDopplersystemC.thepul

6、sesystemD.thepulseinterval答案：C解析：utilize：利用；namely：即；constant：恒定的；phase：相，方面；Doppler：多普勒(型号)【译文】：根据废气能量利用的方式，发动机废气涡轮增压分为两种不同的系统，即定压增压和脉冲增压。5.After-coolingofaturbochargeddieselenginewillresultin().A.highertorquebutlowerbrakehorsepowerB.lowertorquebuthigherbrakehorsepowerC

7、.highertorqueandhigherbrakehorsepower108试题下载http://www.docin.com/mydoc-68012249-1.htmlD.lowertorqueandlowerbrakehorsepower答案：C解析：torque:扭矩.brake：制动【译文】：涡轮增压柴油机后(空)冷器会使产生的扭矩和制动马力更大。6.Airmotionisinducedinafour-stroke/cycledieselenginecylindertoimproveairfuelmixing,andiskno

8、wnas().A.superchargingB.scavengingC.turbulenceD.sweptvolumecharging答案：C解析：induce：诱导；turbulence：扰动，紊流；sw