轮机英语【大管甲类】

考试试题

[单选题]There is a support ring between the cylinder block and collar of the cylinder liner, thus carrying both the liner and the cylinder cover. It also passes____ to the cooling bores and to the cover.
[单选题]The working cycle of a four-stroke diesel engine consists of four events: ① compression; ② expansion; ③ exhaust; ④ suction. The correct sequence is ____.
[单选题]If a fire occurs in the boiler room as a result of a leaking fuel line, you should FIRST ____.
[单选题]Movement of the pump control rack in a fuel injection system using individual plunger-type pumps ________.
[单选题]The main task of the HP valve in the HP fuel oil pump is______.
[单选题]What is the harmful effect of sulfur in a fuel?
[单选题]The most common method of cleaning fuel is by _____ and there are various makes of purifiers and clarifiers in use such as Alfa-laval, Titan, Sharples etc.
[单选题]Failure to ensure proper venting of the cooling system of a diesel engine can result in _____.
[单选题]The officer in charge of an engineering watch shall have the knowledge of ERM principles, including ______.
[单选题]A device used in an electrical circuit to change alternating current to direct current, is known as a ________.
[单选题]When separating lube oil separator, the optimal separating quantity is _______of the rated quantity on name plate.
[单选题]Turbulence is created in the cylinders of a diesel engine to( )
[单选题]Which of the following problems could develop due to the accumulation of oil vapors in the crankcase of a diesel engine?
[单选题]Which of the listed types of files is the best for producing a fine finish(精加工)on metal?
[单选题]For a fire to begin there must be present a combustible material, oxygen, or air to ___ combustion, and a source of heat at a temperature high enough to start the combustion.
[单选题]On a medium-speed main propulsion diesel engine, the crank-pin or crank journal bearings receive lubricating oil from_____.
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第一章 船舶主推进装置
第二章 船舶辅助机械
第三章 船舶电气和自动化
第四章 船舶轮机管理业务
第五章 国际公约、规则
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