caving method control roof

英 [caving method control roof]
美 [caving method control roof]

中文释义

[矿业] 崩落法控制顶板

单词分析

单词结构：

caving method control roof

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：caving method control roof
  • 核心含义：[矿业] 崩落法控制顶板

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更新时间：2025-12-18 22:56:56