shaft sinking and drifting

英 [shaft sinking and drifting]
美 [shaft sinking and drifting]

中文释义

井巷工程

单词分析

单词结构：

shaft sinking and drifting

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：shaft sinking and drifting
  • 核心含义：井巷工程

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更新时间：2026-02-04 08:57:02