certified radioactive standard source

英 [certified radioactive standard source]
美 [certified radioactive standard source]

中文释义

验证合格标准放射源

单词分析

单词结构：

certified radioactive standard source

字母数：37

记忆提示

🎯 重点记忆：

  • 单词拼写：certified radioactive standard source
  • 核心含义：验证合格标准放射源

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更新时间：2026-01-29 02:40:24