shield coal mining method

英 [shield coal mining method]
美 [shield coal mining method]

中文释义

[矿业] 掩护支架采煤法

单词分析

单词结构：

shield coal mining method

字母数：25

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  • 单词拼写：shield coal mining method
  • 核心含义：[矿业] 掩护支架采煤法

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更新时间：2026-03-12 08:04:48