involute broach

英 [involute broach]
美 [involute broach]

中文释义

渐开线拉刀

单词分析

单词结构：

involute broach

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：involute broach
  • 核心含义：渐开线拉刀

最近查询：

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更新时间：2025-12-17 02:58:56