pitch diameter ratio

英 [pitch diameter ratio]
美 [pitch diameter ratio]

中文释义

螺距直径比

单词分析

单词结构：

pitch diameter ratio

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：pitch diameter ratio
  • 核心含义：螺距直径比

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更新时间：2026-02-02 22:10:38