primary frequency standard

基本解释

• [物理学]一级频率标准基本频率标准

英汉例句

双语例句

• The cesium atomic fountain used laser cooling and trapping is a new generation primary frequency standard.
  应用激光冷却与囚禁的铯原子喷泉是新一代的频率基准。
• Now we are evaluating the uncertainties with the target to establish the new generation time and frequency primary standard, with uncertainty in the order of 10 -15 , of this nation.
  目前我们正在进行不确定度评估，可望不确定度进入10 -15量级，建立我国新一代时间频率基准装置。

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词组短语

短语

• 5071A Primary Frequency Standard 铯原子钟
• primary time and frequency standard 原级时频标准
• primary cesium beam frequency standard 原级铯射束频率标准
• frequency primary standard 频率基准
• time and frequency primary standard 时间频率基准

• primary frequency standard更多词组

专业释义

物理学

• 一级频率标准
• 基本频率标准