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航海英语船舶动力装置单项选择题每日一练(2019.01.05)

  • 单项选择题

    What is the purpose of the intake/exhaust valves in a diesel engine? ()

    A.They regulate the combustion cycle
    B.They supply cooling water
    C.They synchronize the ignition spark
    D.They supply and regulate the lubricant flow

  • 单项选择题

    What monitoring device best indicates the load being carried by a diesel engine?()

    A.Lube oil pressure gauge
    B.Jacket water temperature gauge
    C.Tachometer
    D.Exhaust pyrometer

  • 单项选择题

    On a single-screw vessel the stern frame().

    A.furnishes support to the rudder,propeller shaft,and transom frame
    B.provides foundations for after mooring winches
    C.provides foundations for the main propulsion engines
    D.transfers the driving force of the propeller to the hull

  • 单项选择题

    Overspeed of the diesel engine driving an electric generator could cause().

    A.low voltage trip
    B.reverse power trip
    C.damage to windings
    D.excessive exhaust temperatures

  • 单项选择题

    My ship’s engine responds well to telegraph orders and takes about 80 seconds to reverse from full speed ahead to full speed astern.This sentence().

    A.indicates the engine's particulars
    B.tells the engine's function
    C.shows the engine's type
    D.refers to the engine's information

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