equivalent per million(EPM)

英 [equivalent per million(EPM)]
美 [equivalent per million(EPM)]

中文释义

[化] 百万分之几当量数

单词分析

单词结构：

equivalent per million(EPM)

字母数：27

记忆提示

🎯 重点记忆：

  • 单词拼写：equivalent per million(EPM)
  • 核心含义：[化] 百万分之几当量数

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更新时间：2026-02-02 20:07:08