轮机英语【大管甲类】

考试试题

[单选题]Keep compartment _____ as the gas given off can be dangerous.
[单选题]The concentration of total dissolved solids in the boiler water can increase as a result of _______.
[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]The upper end of the cylinder liner forms a ( )of sufficient strength to support it.
[单选题]The evaporating pressure in vapor compression refrigeration plant should be ____atmospheric pressure.
[单选题]Radiation can spread a fire by ____.
[单选题]The process of supplying a diesel engine cylinder with air at a pressure greater than atmospheric is called _______.
[单选题]Which of following can lead to compressor “short cycle”?
[单选题]The amount of fluid friction or internal friction inherent in a mineral lubricating oil is reflected as a measure of its _____.
[单选题]Which of the listed methods of heat transfer takes place when two substances of different temperatures are in physical contact with each other?
[单选题]If emergency welding repairs must be made to the upper area of a fuel tank, the tank and/or adjacent compartments may need to be ____.
[单选题]This arrangement is _______ if the elements are directly connected to one another and the control action takes place without human involvement.
[单选题]In a diesel engine, blow-by is a result of combustion gases leaking into the crankcase past the ________.
[单选题]When welding or burning aboard a vessel, you must be certain that the space _______.
[单选题]A badly warped boiler water tube can be reworked and bent back into shape by _______. I. heating it with a torch and reforming it with a soft mallet II. Cold pressing it back into shape with a hydraulic jack
[单选题]In comparing engines of equal horsepower, higher exhaust gas temperatures occur in a/an ______.

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章节练习
第一章 船舶主推进装置
第三章 船舶电气和自动化
第二章 船舶辅助机械
第五章 国际公约、规则
第四章 船舶轮机管理业务