参考答案和解析
正确答案:A
更多“Water is used to put out ()(普通火).A、common fireB、electric fireC、oil fireD、fire”相关问题
  • 第1题:

    Halon extinguishes a fire by ______.

    A.breaking the chain reaction

    B.smothering the fire

    C.cooling the fire

    D.coating the fuel with a nonflammable surface


    正确答案:A
    卤化烃灭火主要时通过打破(燃烧)作用链。

  • 第2题:

    Water can put out common fires, such as ().

    • A、wood,paper
    • B、textile
    • C、A+B
    • D、oil

    正确答案:C

  • 第3题:

    灭火()

    • A、put out fire
    • B、put on fire
    • C、take on fire
    • D、take off fire

    正确答案:A

  • 第4题:

    An electrical fire should be put out by dry powder. ()

    • A、电火应该使用干粉扑灭。
    • B、木火应该用干粉扑灭。
    • C、油火应该用干粉扑灭。
    • D、普通火应该用干粉扑灭。

    正确答案:A

  • 第5题:

    单选题
    Water is used to put out ()(普通火).
    A

    common fire

    B

    electric fire

    C

    oil fire

    D

    fire


    正确答案: C
    解析: 暂无解析

  • 第6题:

    单选题
    An electric heater built into some smaller diesel engines is used to ().
    A

    raise lube oil viscosity for easier starting in cold weather

    B

    increase air inlet temperature

    C

    increase compression ratio

    D

    increase jacket water temperature for easier starting in cold weather


    正确答案: D
    解析: 暂无解析

  • 第7题:

    单选题
    Oil water separators are used to ensure that ships dont discharge oil when pumping out ().
    A

    ballast water

    B

    boiler water

    C

    bilge water

    D

    sewage water


    正确答案: B
    解析: 暂无解析

  • 第8题:

    单选题
    Water can’t be used to put out fires of ()
    A

    Class A

    B

    Class B

    C

    Class C

    D

    B+C


    正确答案: C
    解析: 暂无解析

  • 第9题:

    单选题
    According to the SOLAS convention, the bilge water system ()
    A

    must connect the bilge well suction directly

    B

    should not pump out the water accumulated in the cargos

    C

    should not used for emergency drainage in case of ship collision

    D

    should connect to the fire fighting system directly


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    You are transferring fuel from the storage tanks to the day tanks by means of an electric fuel oil transfer pumpIf the pump motor catches fire, you would FIRST ().
    A

    secure the fuel manifold

    B

    shut off power to the pump

    C

    shut off the power ventilation

    D

    spray water on the fire


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    If in doubt as to the true water level when a boiler is being oil-fired, you should ().
    A

    take no measures

    B

    extinguish the fire as soon as possible

    C

    feed water to the boiler

    D

    open the blow down valve


    正确答案: C
    解析: 暂无解析

  • 第12题:

    单选题
    Water is used to put out ().
    A

    oil fire

    B

    electrical fire

    C

    common fire

    D

    special fire


    正确答案: C
    解析: 暂无解析

  • 第13题:

    How does foam extinguish an oil fire ?______.

    A.By cooling the oil below the ignition temperature

    B.By removing the fuel souce from the fire

    C.By excluding the oxygen from the fire

    D.By increasing the weight of the oil


    正确答案:C
    泡沫灭火器时怎样灭油火的?通过释放泡沫隔绝空气。

  • 第14题:

    火()

    • A、fire
    • B、tire
    • C、smoke
    • D、water

    正确答案:A

  • 第15题:

    Water is used to put out ().

    • A、oil fire
    • B、electrical fire
    • C、common fire
    • D、special fire

    正确答案:C

  • 第16题:

    单选题
    When fighting an oil or gasoline fire in the bilge,which of the following should NOT be used?()
    A

    Foam

    B

    Solid stream water nozzle

    C

    All-purpose nozzle

    D

    Carbon dioxide


    正确答案: C
    解析: 暂无解析

  • 第17题:

    单选题
    Before attempting to put out a class “C” fire involving an electric-driven centrifugal pump, you should FIRST ().
    A

    insulate your shoes

    B

    ground the fire hose

    C

    secure its power supply

    D

    start the fire pump


    正确答案: B
    解析: 暂无解析

  • 第18题:

    单选题
    When there is a fire in a large electric motor, normally the very FIRST step is to ()
    A

    secure the electric supply

    B

    ventilate area to remove smoke

    C

    start the fire pump and lead out hose

    D

    apply foam


    正确答案: D
    解析: 暂无解析

  • 第19题:

    单选题
    ()are used to ensure that ships don’t discharge oil when pumping out oily water from any oil contaminated space.
    A

    Boiler

    B

    Incinerator

    C

    Oily water separator

    D

    Sewage treatment unit


    正确答案: C
    解析: 暂无解析

  • 第20题:

    单选题
    Water can put out common fires, such as ().
    A

    wood,paper

    B

    textile

    C

    A+B

    D

    oil


    正确答案: A
    解析: 暂无解析

  • 第21题:

    单选题
    Oil water separators are used to ensure that ships don’t discharge oil when () bilge water.
    A

    to pump off

    B

    being pumped

    C

    pumping out

    D

    it pumping out


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    An electrical fire should be put out by dry powder. ()
    A

    电火应该使用干粉扑灭。

    B

    木火应该用干粉扑灭。

    C

    油火应该用干粉扑灭。

    D

    普通火应该用干粉扑灭。


    正确答案: C
    解析: 暂无解析

  • 第23题:

    单选题
    As for an oil-fired boiler if at a normal steaming condition and water goes out of sight in gauge glasses the action you should take is: () (1) secure oil to fires (2) increase feed pump pressure
    A

    (1)

    B

    (1)and(2)

    C

    (2)

    D

    neither(1)nor(2)


    正确答案: C
    解析: 暂无解析