primary time and frequency standard

英 [primary time and frequency standard]
美 [primary time and frequency standard]

中文释义

原级时[间]频[率]标准

单词分析

单词结构：

primary time and frequency standard

字母数：35

记忆提示

🎯 重点记忆：

  • 单词拼写：primary time and frequency standard
  • 核心含义：原级时[间]频[率]标准

最近查询：

arteriae digitales volares propriae communicatingly format construction Gaussian integration method high frequency induction heater keramat loop quantum gravity mangle wheel type traverse motion minnesotaite noninterest bearing note pigell pneumococcus polysaccharide precursor effect relative diversity roll type grader solution cleavage unprovide uptream reach warm heartedly working-age

更新时间：2026-01-31 21:57:49