hydraulic underreamer

英 [hydraulic underreamer]
美 [hydraulic underreamer]

中文释义

液压扩孔器

单词分析

单词结构：

hydraulic underreamer

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：hydraulic underreamer
  • 核心含义：液压扩孔器

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更新时间：2026-01-31 18:21:37