Fraunhofer doublet

英 [Fraunhofer doublet]
美 [Fraunhofer doublet]

中文释义

夫琅和费双合透镜

单词分析

单词结构：

Fraunhofer doublet

字母数：18

记忆提示

🎯 重点记忆：

  • 单词拼写：Fraunhofer doublet
  • 核心含义：夫琅和费双合透镜

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更新时间：2026-01-31 02:45:19