更多“Gear box”相关问题
  • 第1题:

    下列哪一个可以作为链式jQuery命令的示例()。

    • A、$(<#box>).fadeOut().fadeIn()
    • B、$("#box").fadeOut().fadeIn()
    • C、$("box").fadeOut().fadeIn()
    • D、$(#box).fadeOut().fadeIn()

    正确答案:B

  • 第2题:

    驱动附件齿轮箱(Gear Box)上的附件的扭力来自()

    • A、低压转子
    • B、高压转子
    • C、高压涡轮

    正确答案:B

  • 第3题:

    下列哪一个jQuery命令的语法是正确的()。

    • A、$("#book").fadeOUT()
    • B、$("#box").fadeOut().fadeIn()
    • C、$(#box).fadeOut().fadeIn()
    • D、$("#box").fadeOut().fadeInOUT()

    正确答案:B

  • 第4题:

    单选题
    下列哪一个可以作为链式jQuery命令的示例()。
    A

    $(<#box>).fadeOut().fadeIn()

    B

    $(#box).fadeOut().fadeIn()

    C

    $(box).fadeOut().fadeIn()

    D

    $(#box).fadeOut().fadeIn()


    正确答案: D
    解析: 暂无解析

  • 第5题:

    单选题
    An advantage of a helical gear pump over a simple gear pump is that the helical gear pump is capable of ().
    A

    maintaining a steadier speed

    B

    delivering liquids over greater distances

    C

    operating for longer periods of time

    D

    producing a smoother discharge flow


    正确答案: B
    解析: 暂无解析

  • 第6题:

    单选题
    A vessel is “engaged in fishing” when().
    A

    her gear extends more than 100 meters from the vessel

    B

    she is using any type of gear,other than lines

    C

    she is using fishing apparatus which restricts her maneuverability

    D

    she has any fishing gear on board


    正确答案: A
    解析: 暂无解析

  • 第7题:

    单选题
    Before starting the turning gear, () should be worked by hand to minimize corrosive action on the liners.
    A

    the indicators

    B

    the starting valves

    C

    the cylinder lubricators

    D

    the turning gear


    正确答案: C
    解析: 暂无解析

  • 第8题:

    单选题
    At the top of the A-frames there is a strong cast iron frame called ().
    A

    cylinder liner

    B

    cylinder cover

    C

    the gear box

    D

    the scavenging box


    正确答案: D
    解析: 暂无解析

  • 第9题:

    单选题
    Pitting in the area close to the pitch line and on the same end of each gear tooth of a reduction gear unit would be caused by ()
    A

    corrosion on the gears

    B

    excessive gear speed

    C

    dirt in the oil

    D

    misalignment of the gears


    正确答案: A
    解析: 暂无解析

  • 第10题:

    单选题
    The oil in a cargo winch gear box should be sampled periodically to ().
    A

    prevent the gear box from leaking

    B

    prevent the oil from becoming inflammable

    C

    make sure it has not become contaminated

    D

    make sure the motor bearings are lubricated


    正确答案: C
    解析: 暂无解析

  • 第11题:

    单选题
    The safe working load for the assembled cargo gear and the minimum angle to the horizontal for which the gear is designed shall be marked on the().
    A

    deck

    B

    head of the boom

    C

    heel of the boom

    D

    mast or king post


    正确答案: B
    解析: 暂无解析

  • 第12题:

    单选题
    When there is no movement of the rams on an electro-hydraulic steering gear, the tilting box of the running pump is ().
    A

    set for maximum torque

    B

    on the purge and vent stroke

    C

    in the neutral position

    D

    rotating backwards


    正确答案: A
    解析: 暂无解析

  • 第13题:

    下列哪一个选项可以作为链式jQuery命令的示例()。

    • A、$(<#box>).fadeOut().fadeIn()
    • B、$("#box").fadeOut().fadeIn()
    • C、$("box").fadeOut().fadeIn()
    • D、$(#box).fadeOut().fadeIn()

    正确答案:B

  • 第14题:

    控制面板显示EnvTem、GeaOilLev表示:()

    • A、Gear oil lev switch、Environ temperature
    • B、Gear oil level、Environment temperature
    • C、Gear oil level switch、Environment temperature
    • D、Gear oil level switch、Environment temp

    正确答案:C

  • 第15题:

    < divclass="box"id="bb">< /div>获取这个标签的jQuery对象()。

    • A、$(".box")
    • B、$("#box")
    • C、$("#bb")
    • D、$(".bb")

    正确答案:A,C

  • 第16题:

    单选题
    When the steering wheel is turned, oil is directed to the steering gear rams by()
    A

    modulating the oil flow with the six-way valve

    B

    moving the automatic pressure differential valve

    C

    moving the receiving telemotor which regulates the tow-way valve

    D

    varying the eccentricity of a floating ting or angle of a tilting box


    正确答案: B
    解析: 暂无解析

  • 第17题:

    单选题
    Which of the following is NOT true according to the passage?()
    A

    Both the main steering gear and the auxiliary steering gear should be operated

    B

    The alarms fitted to the remote control system should be operated

    C

    The emergency generator compartment should be checked

    D

    The communication system between the bridge and the steering gear compartment should be operated


    正确答案: C
    解析: 暂无解析

  • 第18题:

    单选题
    下列哪一个选项可以作为链式jQuery命令的示例()。
    A

    $(<#box>).fadeOut().fadeIn()

    B

    $(#box).fadeOut().fadeIn()

    C

    $(box).fadeOut().fadeIn()

    D

    $(#box).fadeOut().fadeIn()


    正确答案: C
    解析: 暂无解析

  • 第19题:

    单选题
    Rotation of the steering wheel on the navigation bridge initiates oil pressure being applied to the steering gear rams by ().
    A

    regulating the oil flow with the six-way valve

    B

    moving the automatic differential valve

    C

    moving the receiving tele-motor which regulates the two-way valve

    D

    varying the angle of a tilting box or eccentricity of a floating ring


    正确答案: C
    解析: 暂无解析

  • 第20题:

    名词解释题
    Gear box

    正确答案: 齿轮箱
    解析: 暂无解析

  • 第21题:

    单选题
    Some medium and high-speed diesel engines require reduction gear units to provide a useful propeller speedIn most reduction gears, the bull gear()
    A

    must churn the oil in the sump

    B

    is connected to the propeller shaft

    C

    is driven at the highest RPM

    D

    compensates for alignment variations between the engine and pinion gear


    正确答案: B
    解析: 暂无解析

  • 第22题:

    单选题
    I saw your man not operating the winch gear()gear.
    A

    in

    B

    by

    C

    of

    D

    against


    正确答案: D
    解析: 暂无解析

  • 第23题:

    单选题
    With reference to rules governing steering gear, which one of the following rules is incorrect? ()
    A

    It is required that all ships are provided with two independent steering gear systems that is one main and one auxiliary

    B

    The auxiliary gear could be power operated in passenger ships

    C

    The auxiliary gear must be of adequate strength and sufficient to steer a ship at navigable speed

    D

    All moving parts of the steering gear must be guarded against any possible damage


    正确答案: B
    解析: 暂无解析