luminous flux maintenance factor

英 [luminous flux maintenance factor]
美 [luminous flux maintenance factor]

中文释义

光束维持因数

单词分析

单词结构：

luminous flux maintenance factor

字母数：32

记忆提示

🎯 重点记忆：

  • 单词拼写：luminous flux maintenance factor
  • 核心含义：光束维持因数

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更新时间：2026-02-01 10:28:34