expanding mandrel

英 [expanding mandrel]
美 [expanding mandrel]

中文释义

[机] 胀缩心轴

单词分析

单词结构：

expanding mandrel

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：expanding mandrel
  • 核心含义：[机] 胀缩心轴

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更新时间：2026-03-17 03:23:04