参考答案和解析
正确答案:B

本题考查根据上下文选择恰当的词。四个选项的含义分别是might“力量”,distance“距离”,air“空气”,power“力量,势力”。根据空格所在句子的含义,应选[B],表示“当有足够的车距时,你才慢慢地挪到卡车的前方”。

更多“[A] might [B] distance [C] air [D] power ”相关问题
  • 第1题:

    In societies with low power distance power is distributed more equally and people want that no one gains too much power. Central and northern Europe such as Germany and Anglo-Saxon countries such as () are typical such societies.


    正确答案:Great Britain
    解析:本句参考译文:在权力距离程度低的国家,权力分布更加平均,人们期望没有人获得太多权力。中欧和北欧(例如:德国)、盎格鲁-萨克逊国家(例如:__________)就是典型的这一类国家。

  • 第2题:

    The distance from the still water level (corrected for tides and storm surge) to the bottom of the hull of a ship is the ______.

    A.air gap

    B.freeboard

    C.penetration

    D.water depth


    正确答案:A

  • 第3题:

    What power source actuates a solenoid valve ________.

    A.Air pressure

    B.Hydraulic pressure

    C.Electric current

    D.Mechanical force


    正确答案:C

  • 第4题:


    Which of the following changes might be expected of London by Dickens?( )

    A.Here would be less and less polluted air over the sky of London
    B.The River Thames might accommodate the fish again
    C.London might develop into an even bigger city
    D.Londoners would be rid of poverty

    答案:C
    解析:

  • 第5题:

    Which of the following is a reason why Bob, a technician, should install case fans in the front of acomputer case?()

    • A、It forces hot air out of the PC
    • B、The fan is easier to remove and clean
    • C、It forces cooler air into the power supply quickly
    • D、It forces cooler air across the motherboard

    正确答案:D

  • 第6题:

    单选题
    Air temperature varies with().
    A

    the altitude above sea level

    B

    the season of the year

    C

    the latitude or distance from the equator

    D

    All of the above


    正确答案: C
    解析: 暂无解析

  • 第7题:

    单选题
    The power developed by a large slow-speed main propulsion diesel engine is dependent upon the ()
    A

    quantity of air it takes in and retains in the cylinders during a given time period

    B

    proportion of trapped air that is utilized in the combustion process

    C

    thermodynamic efficiency of the engine cycle

    D

    all of the above


    正确答案: B
    解析: 暂无解析

  • 第8题:

    单选题
    Cooling the intake air supplied to a diesel engine will ().
    A

    reduce mean effective pressure

    B

    decrease average compression pressure

    C

    decrease air charge density

    D

    increase power output


    正确答案: A
    解析: 暂无解析

  • 第9题:

    单选题
    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


    正确答案: C
    解析: 暂无解析

  • 第10题:

    单选题
    For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because ().
    A

    it has a longer power stroke

    B

    more air gets into the cylinder each stroke

    C

    it develops twice as many power strokes at the same speed

    D

    higher combustion pressure is developed


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    Which of the following best expresses the purpose of this passage?
    A

    To explain how a loophole in the Clean Air Act allows power plants to avoid compliance with emissions restrictions

    B

    To raise awareness of the problems caused by sulfur dioxide emissions from coal-burning power plants

    C

    To argue against a specific implementation of the Clean Air Act that relates to greenhouse gas emissions

    D

    To argue that companies should not exploit a loophole in the Clean Air Act concerning an atmospheric pollutant

    E

    To advocate the passage of a new Clean Air Act that places limits on sulfur dioxide emissions


    正确答案: A
    解析:
    主旨题。文章首先对于企业针对《清洁空气法案》中的条款实行钻空子的行为进行了介绍,然后对这一行为的害处进行了论证,故本题应选D项。

  • 第12题:

    单选题
    () shall be continuously powered and shall have an automatic changeover to a stand by power supply in case of loss of normal power supply.
    A

    Cooling system

    B

    Alarm system

    C

    The air conditioning installation

    D

    The mooring equipment


    正确答案: D
    解析: 暂无解析

  • 第13题:

    Middle east, East Asia, Africa and () are typical societies with high degree of power distance.


    正确答案:Latin America
    解析:本句参考译文:中东、东亚、非洲以及__________是权力距离程度高的典型社会。

  • 第14题:

    Air temperature varies with ______.

    A.the altitude above sea level

    B.the season of the year

    C.the latitude or distance from the equator

    D.All of the above


    正确答案:D

  • 第15题:


    Which of the following changes might be expected of London by Dickens?( )

    A.Here would be less and less polluted air over the sky of London.
    B.The River Thames might accommodate the fish again.
    C.London might develop into an even bigger city.
    D.Londoners would be rid of poverty.

    答案:C
    解析:

  • 第16题:

    Which two Cisco antennas provide better isolation from RF sources that might be located behindthe antennas?()

    • A、AIR-ANT3213
    • B、AIR-ANT2465P-R
    • C、AIR-ANT1949
    • D、AIR-ANT5160V-R

    正确答案:B,C

  • 第17题:

    A customer plans to order several new pSeries systems and is concerned that the additional heat load may overwhelm the current air-handling system.  How might the pSeries technical specialist aid the customer in addressing their concern?()

    • A、Direct the customer to the Installation Guide for each system to identify the power requirements.
    • B、Direct the customer to engage their site personnel to ensure the proper power connectors are provided to support the systems.
    • C、Direct the customer to the Site and Hardware Planning Information and review the system requirements for each new pSeries system.
    • D、Direct the customer to the Site and Hardware Planning Information to confirm that enough space is available in the rack to allow for proper airflow.

    正确答案:C

  • 第18题:

    单选题
    In a four-stroke/cycle diesel engine, after the completion of the power stroke, the piston will move()
    A

    up and draw in a fresh air charge

    B

    down to burn off fuel

    C

    down to compress the fuel air charge

    D

    up and force out the exhaust gases


    正确答案: D
    解析: 暂无解析

  • 第19题:

    单选题
    A customer plans to order several new pSeries systems and is concerned that the additional heat load may overwhelm the current air-handling system.  How might the pSeries technical specialist aid the customer in addressing their concern?()
    A

    Direct the customer to the Installation Guide for each system to identify the power requirements.

    B

    Direct the customer to engage their site personnel to ensure the proper power connectors are provided to support the systems.

    C

    Direct the customer to the Site and Hardware Planning Information and review the system requirements for each new pSeries system.

    D

    Direct the customer to the Site and Hardware Planning Information to confirm that enough space is available in the rack to allow for proper airflow.


    正确答案: A
    解析: 暂无解析

  • 第20题:

    单选题
    Increased air () will raise scavenge efficiency and allow a greater mass of air to be compressed; more fuel may now be burned giving an increased power.
    A

    specific volume

    B

    density

    C

    viscosity

    D

    calorific value


    正确答案: A
    解析: 暂无解析

  • 第21题:

    单选题
    Which of the following is a reason why Bob, a technician, should install case fans in the front of acomputer case?()
    A

    It forces hot air out of the PC

    B

    The fan is easier to remove and clean

    C

    It forces cooler air into the power supply quickly

    D

    It forces cooler air across the motherboard


    正确答案: C
    解析: 暂无解析

  • 第22题:

    单选题
    If a four-stroke/cycle diesel engine is started by injecting air into the cylinder, the pistons receiving the charge of starting air must be()
    A

    on the power stroke

    B

    on the exhaust stroke

    C

    at the end of the power stroke

    D

    at the start of the intake stroke


    正确答案: D
    解析: 暂无解析

  • 第23题:

    单选题
    They know that strong winds, mild and humid air, and cold air near to each other might trigger a really explosive weather situation.
    A

    cause    

    B

    imply      

    C

    forecast      

    D

    reduce


    正确答案: C
    解析: 句意:他们知道强风、温和潮湿的空气和冷空气聚在一起会引发剧烈的天气变化。trigger引发,引起,触动。cause引起,导致。imply暗示。forecast预告。reduce减少。