vertical crater retreat stoping

英 [vertical crater retreat stoping]
美 [vertical crater retreat stoping]

中文释义

VCR采矿法

单词分析

单词结构：

vertical crater retreat stoping

字母数：31

记忆提示

🎯 重点记忆：

  • 单词拼写：vertical crater retreat stoping
  • 核心含义：VCR采矿法

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更新时间：2026-03-01 04:39:17