photometric standard

英 [photometric standard]
美 [photometric standard]

中文释义

光度标准器,测光用标准光源

单词分析

单词结构：

photometric standard

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：photometric standard
  • 核心含义：光度标准器,测光用标准光源

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更新时间：2026-02-02 17:59:17