dense primary annulus

英 [dense primary annulus]
美 [dense primary annulus]

中文释义

行星传动第一级固定齿轮

单词分析

单词结构：

dense primary annulus

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：dense primary annulus
  • 核心含义：行星传动第一级固定齿轮

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更新时间：2025-12-09 23:52:09