轮机英语8套6Word格式文档下载.docx

1、B. Assembling the lube oil purifier as a separator and aligning it to the bilge overboard. .C. A 15PPM oily water separatorD. A magnetic duplex strainer3、During the PSC inspection, under the provisions of SOLAS74, which one may not be regarded as clear grounds for ships detainment? （174599:第 4 章 船舶轮

2、机管理业 务:621） 查看备注 查看答案A. Excess amount of oily-water mixtures in bilgesB. Insulation of piping including exhaust pipes in engine room contaminated by oilC. Improper operation of bilge pumping arrangementsD. Paint peeling off the uptake4、A gearbox is used in a ship driven by a medium-speed diesel engi

3、neA.to govern the engine speed B.to increase the engine speed C.to reduce the engine speed D.to fix the propeller shaft5、Usually _ handles the majority of the correspondence and negotiation neededduring transactions of stores and spare parts in the engine department. （174448:第 4 章 船舶轮机管理业务:470） 查看备注

4、 查看答案A. the chief engineerA.at 3-month intervals B.at 14-day intervals C.at 7-day intervals D.continuously8、After charging solid waste, close the dump chute, and ignite it with the _.A.auxiliary and waste oil burners B.auxiliary burner or the waste oil burner C.auxiliary burnerD.waste oil burner9、Th

5、e separating effect of oil separator is not very good, the reason may be _ 。（173091:922） 查看备注 查看答案A. too little seal waterB. improper gravity discC. oil discharging pump not working very wellD. low water level of the working water10、Proper internal lubrication of a hydraulic anchor windlass left idl

6、e for extended periods can be accomplished by _. （173335:1166） 查看备 注 查看答案A. performing a check run on the unit at regular intervalsB. testing the hydraulic fluid for proper pH C. checking the reservoir for proper level D. cleaning strainers at regular intervals11、Check valve isnt used to control _.A

7、.direction of oil flowB.bypass of filterC.back pressure of return oilD.high pressure overflow12、The emergency generator or emergency battery is connected to（ ）on most large ship. （173617:第 3 章 船舶电气和自动化:150） 查看备注 查看答案A. distribution boardsB. section boardsC. emergency switch boardsD. main switch boar

8、ds13、In a series circuit, which value will remain unchanged at all places in the circuit? （173721:254） 查看备注 查看答案A. Voltage. B. Current.C. Resistance. D. Inductance.14、Which of the following is not one of the preconditions for the oil or oily mixturesfrom machinery spaces to be discharged into the se

9、a?A.the oily mixture does not originate from cargo pumproom bilges on oil tankers. B.the instantatneous discharging rate is no more than 30 liter per nautical mile. C.the oily mixture is processed through an approved equipmentD.the ship is proceeding en route.15、What is the application of high-speed

10、 diesel engines at sea? （170845:第 1 章 船舶 主推进装置:79） 查看备注 查看答案1. They are used for emergency power generation to small applications2. They are used for electrical power generation on board ships driven bymedium-speed propulsion engines.3. They can be used on tugs, ferries and barges etc. as main engin

11、es.4. All of the above. A.2+3B.3C.1+2D.1+2+316、You are attempting to parallel two AC generators and the synchroscope pointer is revolving in the slow direction. This indicates that the frequency of the incomingmachine is _ _. （173577:110） 查看备注 查看答案A. higher than the bus frequencyB. lower than the bu

12、s frequencyC. the same as the bus frequency but out of phase with itD. the same as the bus frequency, and the circuit breaker may be closed at any pointer position17、The drawing is about _ _ A.cylinder oil systemB.jacket water system C.fuel oil system D.lube oil system18、for crash maneuvers the leve

13、r is moved from one extreme to the other, the sequence is _ _.A.braking, starting and reaching critical speedB.braking, reaching full speed（ahead or astern） and stopping C.stopping oil supply, braking and reaching full speed（ahead or astern） D.braking, starting and reaching full speed（ahead or aster

14、n）19、A centrifugal pump may fail to deliver water when first started if the _. （172685:516） 查看备注 查看答案A. water seal pipe is pluggedB. pump is not primedC. seal ring is improperly locatedD. impeller is flooded20、A transformer in an electric circuit serves to . （173701:第 3 章 船舶电气和自 动化:234） 查看备注 查看答案A.

15、generate its own electrical powerB. transform electrical energy into mechanical energyC. increase or decrease circuit voltage as requiredD. convert AC current to DC current21、UMS are mainly unattended overnight and during this time _ should have control of the main engine. （173967:第 3 章 船舶电气和自动化（04

16、规则不考）:500） 查看备注 查看答案B. the engineer on cabin watchC. the bridge officer on watchD. the master22、what is the purpose of sub-cooling R22 in the condenser?A.to remove latent heat of vaporization and the suction piping transferB.to reduce the load on the compressorC.to stop the liquid from flashingD.to

17、increase the system efficiency by sensible heat transfer23、In which of the areas listed is a fire resulting from spontaneous combustion most likely to occur? （174136:158） 查看备注 查看答案A. Engine room bilges. B. Paint locker.C. Battery storage locker. D. Fuel oil tank.24、An advantage of DC motors over AC

18、motors is that they . （173689:第 3 章 船舶电气和自动化:222） 查看备注 查看答案A. are less expensiveB. require Iess maintenanceC. can be started across the lineD. offer a more effective means of controlling speed25、The “ _ ” of each bearing should be measured, with the shell and cap assembled as for running the nuts sh

19、ould be tightened the full amount and a checkmade that the clearance between cap and housing is zero. A.thicknessB.nip C.clearance D.distance26、The treatment of the fuel oils involves storage, heating, filtering and _.（173001:832） 查看备注 查看答案A. centrifuging B. pressurizing C. atomizationD. igniting27、

20、camshafts are usually driven by timing gears or A.push rodsB.rocker arms C.flywheels D.chain drives28、After received the “finished with engine” instruction, which of the followingoperations is false?A.stop the jacket water pump immediately and shut off the correspondence valvesB.shut off the main st

21、arting valveC.stop the fuel oil booster pumpD.stop the sea water pump immediately and shut off the correspondence valves29、a casing drain is provided for axial piston and bent axis variable stroke pumps to .A.drain off any accumulated water from the pump casing prior to its being started. B.vent off

22、 any accumulated air from the systemC.prevent damage due to agitation and overheating of oil accumulated in the casing asa result of minor internal leakage.D.assist the complete removal of hydraulic oil from the system prior to opening for major or minor repairs.30、If a DC motor runs hot, the cause

23、may be _ _ _. （173714:第 3 章 船舶电气和自动化:247） 查看备注 查看答案A. high mica conditionB. low ambient temperature C. clogged ventilation ducts D. an open in the shunt field31、The main purpose of inspection for a running diesel engine is . （174030:第 4 章船舶轮机管理业务:52） 查看备注 查看答案A. testing for the mechanical load and t

24、he thermal loadB. inspecting thermal and mechanical condition of the engineC. inspecting each system and exhaust temperatureD. testing for compress pressure and explosion pressure32、The time of discharging oil is short, but oily water separator discharges oil frequently. The possible reason is （ ）.

25、（172949:780） 查看备注查看答案A. the sensor of low oil level is fully covered by sludgeB. the coarse strainer before the pump in suction system is cloggedC. the screw pump is worn seriously and volumetric efficiency is decreased. D. bilge suction valve is clogged33、what will be the possible result of adding

26、extra electrical appliances to a circuit?A.The insulation will be improved B.The wires will become insulated. C.The circuit is likely to be changed D.the fire is likely to occur34、In a general cargo crane, is fitted to lift the cargo load. （173294:第 2 章 船舶辅助机械:1125） 查看备注 查看答案A. the slowing motor B.

27、the hoisting motor C. the luffing motor D. none of the above35、If the capacity of a centrifugal pump decreases gradually over a long period of time,you should replace the （ ） . （172624:455） 查看备注 查看答案A. packing glandB. mechanical sealsC. lantern ringsD. wearing rings36、when determining the needs of t

28、he intended voyage, the chief engineer will consulted with _, taking into consideration the requirement for fuel, water,lubricants, chemicals and any other requirements. A.chief officerB.second engineer officerC.masterD.chief engineer officer37、it can be seen therefore that in a closed loop control system the control action is dependent on the _ .A.output B.error C.inputD.desired value38、In the voyage, when carring out abandon sh