轮机部三管轮考试模拟题5(轮机英语)

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  • 卷面总分:100分
  • 试卷类型:模拟考试
  • 测试费用:免费
  • 答案解析:是
  • 练习次数:2次
  • 作答时间:180分钟
试卷简介

轮机部三管轮考试模拟题5(轮机英语),本试卷是为考船舶三管轮专业考试的考生准备的轮机英语试题及答案练习。

  • 单项选择题
试卷预览
1

Lube oil filters remove contaminants more efficiently if the oil being filtered is _____.

  • A.under high pressure
  • B.under low pressure
  • C.heated to reduce viscosity
  • D.cooled to increase viscosity
5

The bed-plate is secured in the longitudinal direction by means of bolts known as _____.

  • A.end-chock bolts
  • B.side-chock bolts
  • C.through bolts
  • D.tie rods
5

_____, the engine must be stopped immediately.

  • A.Should knocking occur
  • B.If knocking occur
  • C.Should if knocking occurs
  • D.If occur knocking
5

Which system(s) in the hydraulic systems of crane always hold(s) single side of load?

  • A.hoisting system only
  • B.hoisting system and luffing system
  • C.hoisting system and slew and slewing system
  • D.slewing system only
5

Which one of the followings might not be employed to create vacuum for flash type evaporator? .

  • A.high-pressure steam-driven air-ejector
  • B.motor-driven vacuum pump
  • C.water-motivated air eductor
  • D.centrifuge pump
5

A diesel engine will lose power if fuel injection occurs too late in the cycle, because the _____.

  • A.fuel droplets will burn as they leave the fuel injector
  • B.fuel will not be properly atomized in the cylinder
  • C.maximum expansion of the burned fuel cannot take place in the cylinder
  • D.compression pressure will be too low to cause fuel ignition
5

The heat identified by only a change in temperature is known as _____.

  • A.sensible heat
  • B.latent heat
  • C.total heat
  • D.residual heat