更多“发布频次(Frequency)”相关问题
  • 第1题:

    下列选项中不属于频次分类的是( )。

    A、开箱(筒)频次

    B、查询频次

    C、发运频次

    D、投递频次


    答案:B

  • 第2题:

    You are attempting to parallel two AC.generators, and the synchroscope pointer revolving in the fast direction.This indicates that the frequency of the incoming machine is

    A.higher than the bus equency

    B.lower than the bus equency

    C.the same as the bus frequency but out of phase with it

    D.same as the bus frequency and the circuit breaker may be closed at


    答案:B

  • 第3题:

    The use of pulse groups and extremely precise timing at each Loran-C station makes possible the use of ______.

    A.High frequency pulses

    B.Combinations of high and low frequency pulses

    C.The same frequency for all stations in a chain

    D.Varied long and short pulses


    正确答案:C

  • 第4题:

    频次分为邮运频次、邮件发运频次、邮件交接频次、投递频次、开箱频次、()。
    市内转趟频次

  • 第5题:

    频次分为邮运频次、()、投递频次、开箱频次、邮件发运频次、邮件交接频次和市内转趟频次。
    封发频次

  • 第6题:

    Pitch is produced by frequency of vibration of the vocal cords. The higher the frequency, the higher the pitch.()


    正确答案:正确

  • 第7题:

    频次只分为邮运频次,开箱频次,投递频次三种。


    正确答案:错误

  • 第8题:

    跳频为()。

    • A、frequency hopping
    • B、frequency spreading
    • C、frequency sequence
    • D、chirp

    正确答案:A

  • 第9题:

    名词解释题
    发布频次(Frequency)

    正确答案: 是一段时间或期间内向同一浏览器播发某一广告的次数。网站需要使用跟踪文件来管理广告播发次数。
    解析: 暂无解析

  • 第10题:

    单选题
    When it is accepted to remain on the frequency indicated,you should say().
    A

    Standing by on VHF frequency

    B

    Coming to VHF frequency

    C

    VHF frequency. is the best place for you to stay by

    D

    remaining in frequency. and do not change


    正确答案: A
    解析: 暂无解析

  • 第11题:

    填空题
    频次分为邮运频次、()、投递频次、开箱频次、邮件发运频次、邮件交接频次和市内转趟频次。

    正确答案: 封发频次
    解析: 暂无解析

  • 第12题:

    判断题
    Pitch is produced by frequency of vibration of the vocal cords. The higher the frequency, the higher the pitch.()
    A

    B


    正确答案:
    解析: 暂无解析

  • 第13题:

    得出用户的微博使用习惯,可以通过收集用户发布微博的时间和频次。()

    此题为判断题(对,错)。


    答案:对

  • 第14题:

    OFDM的英文是()

    A.OverloadFrequencyDivisionMultiplexing

    B.Orthogonal?Frequency?Division?Multiplexing

    C.Overwhelming?Frequency?DivisionMultiplexing

    D.Outstanding?Frequency?Division?Multiplexing


    正确答案:B

  • 第15题:

    频次分为( )。

    A.邮运频次

    B.封发频次

    C.投递频次

    D.开箱频次

    E.邮件发 运频次

    F.邮件交接频次

    G.市内转趟频次


    正确答案:ABCDE

  • 第16题:

    频次分为()。

    A邮运频次

    B封发频次

    C投递频次

    D开箱频次

    E邮件发运频次

    F邮件交接频次

    G市内转趟频次


    A,B,C,D,E

  • 第17题:

    Pitch is produced by frequency of vibration of the vocal cords. The higher the frequency, the higher the pitch.()

    A

    B



  • 第18题:

    FDM的英文是()

    • A、Overload Frequency Division Multiplexing 
    • B、Orthogonal Frequency Division Multiplexing 
    • C、Overwhelming Frequency Division Multiplexing 
    • D、Outstanding Frequency Division Multiplexing

    正确答案:B

  • 第19题:

    OFDM的英文全称是()

    • A、Orthogonal Frequency Division Multiplexing
    • B、Outstanding Frequency Division Multiplexing
    • C、Overwhelming Frequency Division Multiplexing
    • D、Orthogonal Frequency Division Modulation

    正确答案:A

  • 第20题:

    单选题
    The use of pulse groups and extremely precise timing at each Loran-C station makes possible the use of().
    A

    High frequency pulses

    B

    Combinations of high and low frequency pulses

    C

    The same frequency for all stations in a chain

    D

    Varied long and short pulses


    正确答案: B
    解析: 暂无解析

  • 第21题:

    多选题
    频次分为()。
    A

    邮运频次

    B

    封发频次

    C

    投递频次

    D

    开箱频次

    E

    邮件发运频次

    F

    邮件交接频次

    G

    市内转趟频次


    正确答案: C,D
    解析: 暂无解析

  • 第22题:

    单选题
    When can routine communications be resumed on a frequency or channel on which radio silence has been imposed? ()
    A

    After determining that the frequency or channel appears to be no longer in use

    B

    After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communications

    C

    After the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concluded

    D

    Routine communications can resume if,in the Master's opinion,communications on that frequency or channel will not interfere with emergency communications


    正确答案: C
    解析: 暂无解析

  • 第23题:

    填空题
    频次分为邮运频次、邮件发运频次、邮件交接频次、投递频次、开箱频次、()。

    正确答案: 市内转趟频次
    解析: 暂无解析