primary standards laboratory

英 [primary standards laboratory]
美 [primary standards laboratory]

中文释义

原级标准实验室

单词分析

单词结构：

primary standards laboratory

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：primary standards laboratory
  • 核心含义：原级标准实验室

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更新时间：2026-02-01 21:00:33