drilling spool

英 [drilling spool]
美 [drilling spool]

中文释义

钻井四通

单词分析

单词结构：

drilling spool

字母数：14

记忆提示

🎯 重点记忆：

  • 单词拼写：drilling spool
  • 核心含义：钻井四通

最近查询：

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更新时间：2026-03-17 04:40:36