secondary standard substance

英 [secondary standard substance]
美 [secondary standard substance]

中文释义

[化] 副基准物

单词分析

单词结构：

secondary standard substance

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：secondary standard substance
  • 核心含义：[化] 副基准物

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更新时间：2026-02-05 00:37:52