normal cyclic operation of coal mines

英 [normal cyclic operation of coal mines]
美 [normal cyclic operation of coal mines]

中文释义

煤矿正规循环作业

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单词结构：

normal cyclic operation of coal mines

字母数：37

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  • 单词拼写：normal cyclic operation of coal mines
  • 核心含义：煤矿正规循环作业

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更新时间：2026-02-05 07:33:55