sppa

英 [sppa]
美 [sppa]

中文释义

abbr. single-pumped parametric amplifier 单频抽运参量放大器; Society for the Preservation of Poultry Antiquities 家禽古迹保护协会

单词分析

单词结构：

sppa

字母数：4

记忆提示

🎯 重点记忆：

  • 单词拼写：sppa
  • 核心含义：abbr. single-pumped parametric amplifier 单频抽运参量放大器; Society for the Preservation of Poultry Antiquities 家禽古迹保护协会

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更新时间：2026-03-14 18:43:49