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selective calling

  • 选择性呼叫:在传统的模拟双向无线电系统中,标准无线电具有噪声静噪或载波静噪功能,可以接收所有传输。选择性呼叫用于在单个无线电频率通道上寻址所有双向无线电的子集。当同一频道上有多个用户(共频用户)时,选择性呼叫可以寻址所有接收器的子集,或者可以将呼叫直接发送给单个无线电。选择性呼叫功能分为两大类:个人呼叫和群组呼叫。个人呼叫通常具有较长的时间常数:呼叫个别无线电单元所需的时间比呼叫大量无线电单元所需的时间更长。

网络释义专业释义英英释义

  [通信] 选台

Selective Calling(选台), 此释义来源于网络辞典。

基于18个网页-相关网页

  [通信] 选择呼叫

... selective call 选择呼叫 selective calling 选择呼叫 selective calling system 选择呼叫系统 ...

基于12个网页-相关网页

  选择性呼收

... selective absorption 选择性吸收 selective calling 选择性呼收 selective check 选择检验 ...

基于1个网页-相关网页

短语

selective-calling system 选择呼叫设备

digital selective calling 数字选择性呼叫 ; 数字精选呼叫 ; 择性呼叫

SELCAL Selective Calling system 选择呼叫系统

selective calling system [通信] 选择呼叫系统

VF selective calling 音频选叫

digital selective calling installation 数字选择呼叫装置

Digital Selective Calling DSC 数字选择性呼叫

 更多收起网络短语
  • 选择呼叫
  • 选台
    选择呼叫
  • 选站
  • 选择呼叫

·2,447,543篇论文数据,部分数据来源于NoteExpress

Selective calling

  • abstract: In a conventional, analog two-way radio system, a standard radio has noise squelch or carrier squelch which allows a radio to receive all transmissions. Selective calling is used to address a subset of all two-way radios on a single radio frequency channel.

以上来源于: WordNet

双语例句权威例句

  • In order to improve the ringing method of telephone used in power systems, a type of selective calling device using audio frequency has been developed.

    为了使电力系统通信设备呼叫装置更加使用方便工作可靠,我们研制了按键电话机发出双音频呼叫信号进行选择接收的音频选号装置。

    youdao

更多双语例句
  • After promotion to lead the whole education portfolio he went on to attack Labour's grammar school policy, calling the selective system "as divisive as it is archaic" and telling MPs how 11-plus exam failures - including his brother - suffered for life.

    BBC: Phil Willis: Education & Employment

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