原子频率标准的英文

atomic frequency standard

• 原子:    atom
• 频率:    frequency; rate
• 标准:    standard; criterio ...

例句与用法

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1. The evaluation of measurement uncertainty for the cesium atomic beam frequency standard
   铯束原子频率标准装置测量不确定度的分析
2. The concept of " timing " in the article is not the clock in our ordinary living , but syntheses which is made up of some frequency source in the signal generator ( such as cs atom frequency standard , rb clock & high accuracy quartz crystal oscillator ) which produces the primary frequency , the matching input interface and the matching output interface and controlling circuit etc . for example , bits is a kind of timing equipment , which is used to control the timing of some functions
   本文论及的“时钟”概念不是指日常生活中使用的钟表，而是由产生基准频率的信号发生器(如铯原子频率标准、铷钟及高精度石英晶体振荡器等)中的某种频率源以及相配套的输入、输出接口和控制电路等组成的一整套具有特定同步定时功能的综合体。如bits就是一种时钟设备，它提供用在通信系统中控制某些功能的定时的时间基准设备，时钟提供的信号称为基准信号、定时信号或同步信号。