sffd

英 [sffd]
美 [sffd]

中文释义

abbr. step-function frequency discriminator 阶跃函数鉴频器

单词分析

单词结构：

sffd

字母数：4

记忆提示

🎯 重点记忆：

  • 单词拼写：sffd
  • 核心含义：abbr. step-function frequency discriminator 阶跃函数鉴频器

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更新时间：2026-04-09 15:04:04