spectroscopically pure grade

英 [spectroscopically pure grade]
美 [spectroscopically pure grade]

中文释义

光谱纯级

单词分析

单词结构：

spectroscopically pure grade

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：spectroscopically pure grade
  • 核心含义：光谱纯级

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更新时间：2026-01-31 11:09:21