用于作为真向或磁向的基准。()A、It is used as a reference to either true nor magnetic direction.B、It is used as a reference to either true or magnetic direction.C、It is used as a reference to neither true or magnetic direction.D、It is used as a reference to neither true

题目

用于作为真向或磁向的基准。()

  • A、It is used as a reference to either true nor magnetic direction.
  • B、It is used as a reference to either true or magnetic direction.
  • C、It is used as a reference to neither true or magnetic direction.
  • D、It is used as a reference to neither true nor magnetic direction.

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更多“用于作为真向或磁向的基准。()A、It is used as a reference to either true nor magnetic direction.B、It is used as a reference to either true or magnetic direction.C、It is used as a reference to neither true or magnetic direction.D、It is used as a reference to neither true”相关问题
  • 第1题:

    According to Sinotime,______ to provide all ropes,falls,slings and blocks actually used for loading and discharging.

    A.Either Owners or Charterer

    B.The Charterer

    C.The Owners

    D.Neither Charterer nor Owners


    正确答案:C

  • 第2题:

    Which statement about the gyrocompass is FALSE ________.

    A.Its accuracy remains the same at all latitudes

    B.It seeks the true meridian

    C.It can be used near the Earth's magnetic poles

    D.If an error exists,it is the same on all headings


    正确答案:A

  • 第3题:

    If a magnetic compass is not affected by any magnetic field other than the Earth’s which statement is TRUE?______.

    A.Compass error and variation are equal

    B.Compass north will be true north

    C.Variation will equal deviation

    D.There will be no compass error


    正确答案:A
    若磁罗经不受除了地磁意外的任何磁场的影响,哪个叙述是对的?罗经差和磁差一样的。

  • 第4题:

    Magnetic dip is a measurement of the angle between the ______.

    A.geographic pole and the magnetic pole

    B.lubber’s line and true north

    C.horizontal and the magnetic line of force

    D.compass heading and the magnetic heading


    正确答案:C
    磁倾角是地平和磁力线夹角的测量。

  • 第5题:

    The man page for command shows the following syntax: The man page for command shows the following syntax: command [ -a | -b ] Which of the following statements is true regarding this entry?()

    • A、Either the -a or flag -b may be used, but not both.
    • B、If the flag -a is used then the flag -b also must be used.
    • C、One of the -a or -b flags must be used, but not both at the same time.
    • D、Both the flags may be used together, but neither are mandatory.

    正确答案:D

  • 第6题:

    Which statement is TRUE about the CacheFactory class ?()

    • A、 it is a topology agnostic way to access NamedCaches
    • B、 it provides mechanisms to manage underlying remote data sources
    • C、 both A and B are TRUE
    • D、Neither A nor B are TRUE

    正确答案:A

  • 第7题:

    单选题
    The reference datum used in determining the heights of land features on most charts is().
    A

    mean sea level

    B

    mean high water

    C

    mean low water

    D

    half-tide level


    正确答案: C
    解析: 暂无解析

  • 第8题:

    单选题
    The standard magnetic compass heading differs from the true heading by().
    A

    compass error

    B

    latitude

    C

    variation

    D

    deviation


    正确答案: D
    解析: 暂无解析

  • 第9题:

    单选题
    Magnets in the binnacles of magnetic compasses are used to reduce the effect of().
    A

    deviation

    B

    variation

    C

    local attraction

    D

    All of the above


    正确答案: A
    解析: 暂无解析

  • 第10题:

    单选题
    Variation is the angular measurement between().
    A

    compass north and magnetic north

    B

    compass north and true north

    C

    magnetic meridian and the geographic meridian

    D

    your vessel's heading and the magnetic meridian


    正确答案: C
    解析: 暂无解析

  • 第11题:

    单选题
    If a magnetic compass is not affected by any magnetic field other than the Earth’s,which statement is TRUE? ()
    A

    Compass error and variation are equal

    B

    Compass north will be true north

    C

    Variation will equal deviation

    D

    There will be no compass error


    正确答案: A
    解析: 暂无解析

  • 第12题:

    多选题
    Which two statements are true regarding the use of NTP clock synchronization?()
    A

    The Junos OS supports client, server, and symmetric modes of NTP operation.

    B

    Synchronized time on all network devices makes log messages more useful for troubleshooting.

    C

    Authentication methods are not supported.

    D

    The Junos OS must be used as the primary time reference.


    正确答案: C,D
    解析: 暂无解析

  • 第13题:

    The term strake is used in reference to ______.

    A.rudder mountings

    B.anchor gear

    C.hull plating

    D.vessel framing


    正确答案:C

  • 第14题:

    Deviation is the angle between the ______.

    A.true meridian and the axis of the compass card

    B.true meridian and the magnetic meridian

    C.magnetic meridian and the axis of the compass card

    D.axis of the compass card and the degaussing meridian


    正确答案:C
    自差是磁子午线与罗经盘的轴之间的角。

  • 第15题:

    Magnetic heading differs from compass heading by______.

    A.compass error

    B.true heading

    C.variation

    D.Deviation


    正确答案:D
    磁首向不同于罗经首向在于自差。

  • 第16题:

    Which three statements are true about implementing wireless LANs in the network using Ciscodevices?()

    • A、Antenna power is a relative value reference to dBi
    • B、LWAPP allows encrypted communications between lightweight access points and WLANcontrollers.
    • C、Characteristics of antennas are directionality, gain, and polarization
    • D、Power over Ethernet (PoE) is only available when a WLAN controller is integrated into thenetwork
    • E、The WLAN solution Engine (WLSE) is used to control lightweight access points
    • F、One of the advantages of the lightweight WLAN solution is that the devices act indepently

    正确答案:A,B,C

  • 第17题:

    Which of the following statements are true?() 

    • A、 The equals() method determines if reference values refer to the same object.
    • B、 The == operator determines if the contents and type of two separate objects match.
    • C、 The equals() method returns true only when the contents of two objects match.
    • D、 The class File overrides equals() to return true if the contents and type of two separate objects        match.

    正确答案:A,D

  • 第18题:

    Which methods allow COM components to be used in .NET applications?()

    • A、 Add a reference to the component throudh Microsoft Visual Studio 2005.
    • B、 Use the type Library Import tool (TlbImport.exe).
    • C、 Use the Regsvr32 tool.
    • D、 Ensure thet the application is registered, using the RegSvr tool if necessary. Then either add a reference to it from dialog box or use TblIpm.exe.

    正确答案:A,B,D

  • 第19题:

    单选题
    The man page for command shows the following syntax: The man page for command shows the following syntax: command [ -a | -b ] Which of the following statements is true regarding this entry?()
    A

    Either the -a or flag -b may be used, but not both.

    B

    If the flag -a is used then the flag -b also must be used.

    C

    One of the -a or -b flags must be used, but not both at the same time.

    D

    Both the flags may be used together, but neither are mandatory.


    正确答案: C
    解析: 暂无解析

  • 第20题:

    单选题
    Which statement about the gyrocompass is FALSE().
    A

    Its accuracy remains the same at all latitudes

    B

    It seeks the true meridian

    C

    It can be used near the Earth's magnetic poles

    D

    If an error exists,it is the same on all headings


    正确答案: A
    解析: 暂无解析

  • 第21题:

    单选题
    Magnetic dip is a measurement of the angle between the().
    A

    geographic pole and the magnetic pole

    B

    lubber's line and true north

    C

    horizontal and the magnetic line of force

    D

    compass heading and the magnetic heading


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    True heading differs from magnetic heading by().
    A

    deviation

    B

    variation

    C

    compass error

    D

    northerly error


    正确答案: B
    解析: 暂无解析

  • 第23题:

    单选题
    The term strake is used in reference to().
    A

    rudder mountings

    B

    anchor gear

    C

    hull plating

    D

    vessel framing


    正确答案: D
    解析: 暂无解析