research and development sales ratio

英 [research and development sales ratio]
美 [research and development sales ratio]

中文释义

研发密度；研发销售比

单词分析

单词结构：

research and development sales ratio

字母数：36

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🎯 重点记忆：

  • 单词拼写：research and development sales ratio
  • 核心含义：研发密度；研发销售比
  • 相关含义：研发销售比

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更新时间：2026-02-06 02:34:52