1、中国海事服务中心 试卷 26601 第 1 页 共 4 页中华人民共和国海事局2001 年第 1 期海船船员适任证书全国统考试题（总第 26 期）科目：轮机英语 试卷代号：601适用对象：沿海航区 3000KW 及以上船舶轮机长（本试卷卷面总分 100 分，及格分为 70 分，考试时间 100 分钟）答题说明：请选择一个最合适的答案，并将该答案按答题卡要求，在其相应位置上用 2B 铅笔涂黑。第 1 题至 74 题，每题 1 分，第 75 题至 78 题，每题 1.5 分,第79 题至 80 题,每题 10 分。一单项选择题1 The drive motor will have a brake
2、arranged to fail-safe, ie it will _ the load if power fails or machine is stoppedAlift B put Ctake Dhold2 _ are used for cargo handlingAcranes Bmooring winches Cwindlasses Dforeman3In a vacuum boiling evaporator, the fresh water generated is pumped out by _Aa brine pump Ban air ejectorCa feed water
3、pump Da condensate pump4The starting air bottle should be pumped up to maximum pressure by the _ before start of the engineAair compressor Brefrigeration compressorCvacuum pump Dpurifier5 Hot gas defrosting uses the hot gas from _ to defrost the evaporatorAstarting air bottles Bdiesel enginesCboiler
4、s Drefrigeration compressors6The staring current of an ac motor is _ the rated currentAthe same as Bmuch larger than Cless than Dequals7gauge pressure means _ Avacuum Bthe excess of pressure above atmosphereCfigure on a gauge Dany of the above8The main generators are connected to _ Adistribution boa
5、rds Bsection boardsCemergency switch boards Dmain switch boards9With UMS, when the engine room is unwatched _ will control the main engineAthe bridge officer on watch Bthe chief engineerCthe duty engineer Dthe duty motorman10If there is water in fuel, the rpm of the diesel engine will _Adecrease Bin
6、crease Cbe dismantled Dbe reassembled 11Engine fuel pump index is _Athe viscosity index B the fuel oil contentsC the starting speed D the reading at the rack12The injector pump is operated by a cam which drives the _ up and downApiston Bdrum Cplunger Dbarrel13Before a marine diesel engine is started
7、 the cylinders and pistons must be _ Acooled to appropriate temperatureBwarmed up gradually to appropriate temperatureCopened up and renewedDground and polished14Fuel injection uses the jet pump system and a Woodward type hydraulic _ is used to control engine speedAcontroller Bgovernor Cinstrument D
8、 apparatus15A gear pump belongs to _ according to its working principleAreciprocating pumps Bpositive displacement pumpsCcentrifugal pumps Dcentripetal pumps18The internal part of boiler should be welded by yard if found _Ascaled Bcracked Cshape changed Ddeformed19High-speed rotation in a centrifuga
9、l purifier can produce a force _ the force of gravityAmany thousand times larger than Bthe same asCmany thousand times smaller Dnone of the above22Which of the following should be recorded in Oil Record Book Part I(machinery space operation)?Anon automatic discharge overboard of machinery space bilg
10、e waterBautomatic discharge overboard of machinery space bilge waterCA and BDneither A nor B16A mono-pump is a single-screw pumpThat means it consists of _ rotor(s)Aone Btwo Cthree Dfour17In a _ boiler the hot gases from the furnace pass through the tubes while the water is on the outsideAwater-tube
11、 Bfire-tube Cexhaust gas DNone of the above is true20The separation of impurities and water from _ is essential for good combustion of diesel enginesAlube oil Bfuel oil Cturbine oil Dgrease21Water level controllers of the boiler must be kept operable to protect external steam-using plant from water
12、_ dangerAcarry off Bcarry down Ccarry on Dcarry over23 _ is a precaution which contributes to avoiding trouble under normal operating conditionsAConstant inspection BKeeping constant loadCRemaining constant temperature Dvarying speed 中国海事服务中心 试卷 26601 第 2 页 共 4 页24At the completion of the watch each
13、 member should hand over to _ , ensuring that he is competent to take over and carry out his duties effectivelyAan oiler Ba pumpman Chis relief Dhis leader27Fresh water is used for the cooling of cylinder jackets and _ of the marine diesel engineAcylinder covers Blubricating space Ccrosshead Dexhaus
14、t manifold28Wear in parts of exhaust valve operation gear will tend to _ the tappet clearanceAincrease Breduce Crise D reduction29_ are commonly used in mechanical-hydraulic governor to sense engine speedsABulbs BBulks CFlyweights DFlywheels31A vane pump belongs to _ according to its working princip
15、leAreciprocating pump Bpositive displacement pump Ccentrifugal pump Dcentripetal pump33The tube in a boiler should be blinded if found _Ascaled Binformed Cleaky Ddeformed34_ are used to ensure that ships dont discharge oil when pumping out oily water from any oil contaminated spaceAboiler Bincinerat
16、or Coily water separator Dsewage treatment unit35Increasing the temperature of a fuel will reduce its viscosity, and vice-versaWhat does vice-versa here imply?ADecreasing the temperature of a fuel will increase its viscosityBIncreasing the viscosity of a fuel will reduce its temperatureCReducing the
17、 viscosity of a fuel will increase the temperatureDIncreasing the temperature of a fuel will increase its viscosity36A hydraulic motor may be driven by _Aan electric motor Ba diesel engine Ca compressor Doil38_ is the production of pure water from sea water by evaporation and re-condensingAEvaporati
18、on Birculation CCondensation DDistillation39Compressed air is used on board ship _Afor starting diesel engines Bin pneumatic control systemCin pneumatic tools DAll the above are true46Black smoke coming from a boiler can be caused by _Alow water level Bexcessively high air pressureCexcessively high
19、fuel pressure Dan improper air/fuel ratio47Electric insulation is made of organic substances and so gradually _ with ageAdeteriorates Bincreases Care fouled Dbecomes better48Dirty oil must be _ before being used again Amixed with clean oil BpurifiedCheated Dstrained49At the beginning of the watch th
20、e current operational parameters and the condition of all machinery should be verified and also the log readings should correspond with those _Anoted by the bridge officer Btold by last duty engineerCobserved Din the instruction manual50Keep compartment _ as the gas given off can be dangerousAwell v
21、entilated Bwell clean25The company should establish procedures to ensure that the ship is maintained_ the provisions of the relevant rules and regulationsAout of accordance with Bin relation toCin conformity with Din connection with26With four-stroke engines, it takes four revolutions of the crank s
22、haft to make _ power stroke(s)A1 B2 C4 D830The gear and screw pumps are classified as _Avariable stroke pumps Bmultistage pumpsCpositive displacement pumps Dtriple-ported pumps32_ are mounted in pairs to protect the boiler against overpressureASafety valves BWater tubes CSteam stop valves DBlow down
23、 valves37Among the basic categories of equipment, which of the following are used to allow the hydraulic energy to be controlled?Ahydraulic pumps Bvalves Chydraulic cylinders Dhydraulic motors40If the capacity of the refrigeration compressor is too small the excess vapor will accumulate in the evapo
24、rator, causing the pressure to _Arise Bfall C be maintained constant DNone of the above is true41Ammeter is to measure the _ Acurrent Bvoltage Cpower Dfrequency42A manometer is used to measure _Apressure Btemperature Cvolume Dspecific gravity43The emergency generator or emergency battery is connecte
25、d to _ on most large shipsAdistribution boards Bsection boardsCemergency switch boards Dmain switch boards44The difference between measured and desired values is called _Amake-up Bdesired value Cdeviation Dset value45The crankcase can not be opened _ the parts have been cooled downAif Bas Cunless Dw
26、hen中国海事服务中心 试卷 26601 第 3 页 共 4 页Cin good order Dmore room 51When the piston reaches the top of its stroke, _ the pressure _ the temperature of the air rise to very high valueAeither/or Bneither/nor Cboth/and Dfrom/ to52The crank chamber oil _Acan be recovered Bis only supplied to cylindersConly feed
27、s the main bearing Dis a kind of detergent 53The process to remove exhaust gases by blowing in fresh air is called _ Acharging Bsupercharging Cstarting Dscavenging54An increase in load on a diesel engine results in _ of speed of the crankshaftAa reduction Ban increase Can outing Da downwards55A cent
28、rifugal pump produces the required pressure energy by means of a rotating _ provided with vanesApropeller Bimpeller Ccircumference Dscrew56The internal part of the boiler, if found _, has to be chemically washed by yardAdeformed Brusted Ccracked Dscaled57Oil water separators are used to ensure that
29、ships dont discharge oil when pumping out _Aballast water Bboiler water Cbilge water Dsewage water58In a hydraulic system ,_ are used to protect the system from over pressureAstop valves Bcheck valves Csafety valves Dreducing valves59When a vacuum boiling evaporator works, the hot jacket water will
30、pass over the tube stack and _ the sea water passing through the tubesAdispose Bdissolve Cheat Ddissipates60The voltages most commonly adopted for ac system are either 440V or 220V _Atwo-phase Btwo-phrase Cthree-phase Dthree-phrase62The _ is used to measure the volume of a liquid or gas through a pi
31、peline within any given period of timeAflowmeter Bviscometer Cmicrometer D feeler63UMS stands for _ Aultra much space Buniversal medium systemCunit machined space Dunattended machinery space64It is well known that the whole power distribution of the ships electrical services mainly depend on the _As
32、ub-boards Bmain switchboardsCemergency switchboards Ddistribution boards65_control system is one in which the control action is independent of the outputAFeed back BNegative feed back CClose loop DOpen loop66The _ of the diesel oil must not exceed 120 degree FahrenheitAtemperature Bpressure Cacid va
33、lue Dviscosity67After fitting back in place the gear wheels, dont forget to _ themAfulfil Beliminate Cgrease Dbend68In no case shall ballast water be carried in _ except on those rare voyages when weather conditions are so severe that it is necessary to carry additional ballast water in cargo tanks
34、for the safety of the shipAballast tanks Boil tanksC segregated ballast tanks Dclean tanks69The lower end of each piston rod is reduced in diameter to fit a bore in _Athe crosshead Bthe journals of the crossheadCthe crosshead shoes Dthe guides70An electrically driven automatically operating auxiliar
35、y blower is provided for slow speed and _ of a low speed diesel engineAmanoeuvring operations Bbad combustion Ccooling Dmooring trial71Before starting the engine the air bottle should be _Adischarged Bloaded Cpumped up Dclosed72In _ scavenging the incoming air enters at the lower end of the cylinder
36、 and exhaust gases are forced out at the topA cross B loop C aspirate D uniflow73On two-stroke diesels _ is usually provided because the exhaust gas driven turbo-blower cannot provide enough air at low engine speedsAa hydraulic governor Bcontrol valves Can electrically auxiliary blower Delectric mot
37、ors74There may be steam coils in a cylinder cooling water system_ during operation of the engineASteam should pass through the coils BSteam should be cut offCElectric should supplied to the coils DThe coils should be dismantled75-80 题在下页61The _ , cage rotor induction motor is the first choice marine
38、 motor in most modern ships because of its electrical and mechanical simplicityAsingle-phase Btwo-phase Cthree-phase Dfour-phase中国海事服务中心 试卷 26601 第 4 页 共 4 页二关联题（每组关联题题干下有 4 个小题，每小题 4 个选项）The sequence of events is made possible by substituting ports in the bottom of the cylinder wall for the inlet a
39、nd exhaust valves. There are two groups of these ports, one for exhaust and the other for scavenging air, usually on opposite sides of the cylinder, but in some designs both groups are arranged on the same side. The exhaust ports connect with the exhaust manifold, while the scavenging ports communic
40、ate with the scavenging air receiver in which low-pressure air is stored. The exhaust ports are slightly higher than the scavenging ports, so that they are uncovered by the piston while the scavenging ports are still closed. 75. From the above paragraph, we can know that_.A. In general, both exhaust
41、 ports and scavenging air parts are on the opposite sides of the cylinderB. The exhaust ports are on the opposite sides, but the scavenging air parts are on the same sidesC. The scavenging air parts are on the opposite sides, but the exhaust ports are on the some sidesD. Two groups of parts are neve
42、r arranged on the same sides.76.The exhaust ports link with_.A. the exhaust valves B. the scavenging air receiversC. the exhaust manifold D. the scavenging ports77. The scavenging ports connect with_.A. the scavenging air boxes where low pressure air is storedB. the scavenging manifoldC. the exhaust
43、 portsD the scavenging air receiver in which higher temperature air is stored78. In the last sentence of above paragraph, “they” means_.A. scavenging air portsB. both scavenging air ports and exhaust portsC. piston D. Exhaust ports 三中译英（共 2 题，请将答案写在答题纸上）79空压机气缸盖、活塞、油底壳、进排气阀均已清洗。800830 起动 3 号发电机，并车后，克令吊送电。
