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Fuel is delivered into the combustion space by ().

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  • 【名词&注释】

    螺旋桨(propeller)、增压器(turbocharger)、燃烧室(combustion chamber)、长时间(long time)、喷油器(injector)、工作条件(working condition)、穿透性裂纹、排气阀阀杆

  • [单选题]Fuel is delivered into the combustion space by ().

  • A. a cooling system
    B. a lubricating system
    C. an electric system
    D. an injection system

  • 查看答案&解析 查看所有试题
  • 学习资料:
  • [单选题]吊缸发现燃烧室零件表面有水锈时,表明()产生穿透性裂纹。
  • A. 活塞
    B. 气缸
    C. 喷油器
    D. 气缸或活塞

  • [单选题]排气阀阀杆磨损超过标准要求时,可采用()工艺修复阀杆。也可以采用喷涂或喷焊工艺修复。
  • A. 镀铬或镀铁
    B. 焊接
    C. 堆焊
    D. 镀铁

  • [单选题]增压器发生故障后锁住转子的措施简便,起到了缓解故障和防止故障扩大的作用,但缺点是()。
  • A. 破坏了与柴油机联合装置的工作
    B. 需要具备短时停航的工作条件(working condition)
    C. 长时间锁住转子将引起变形
    D. 废气继续通过使转子受到高温作用

  • [单选题]测量螺旋桨螺距时采用的量具是()。
  • A. 螺距规
    B. 直尺
    C. 塞尺
    D. 桥规

  • [单选题]To avoid scavenge fires () the engine timing and equipment maintenance should be correctly carried out.
  • A. occurred
    B. occurring
    C. not happening
    D. occur

  • [单选题]A two-stroke diesel engine exhaust temperature will be lower than a four-stroke diesel engine of the same displacement because the ()(1) MEP is lower and the scavenging air is cooling the exhaust gases(2) valve overlap in a four-stroke
  • A. (1) only is correct
    B. (2) only is correct
    C. both (1) and (2) are correct
    D. Neither (1) or (2) are correct

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