retractable core barrel

英 [retractable core barrel]
美 [retractable core barrel]

中文释义

替换式岩心筒

单词分析

单词结构：

retractable core barrel

字母数：23

记忆提示

🎯 重点记忆：

  • 单词拼写：retractable core barrel
  • 核心含义：替换式岩心筒

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更新时间：2026-02-01 10:47:28