pithead coal preparation plant

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中文释义

[矿业] 矿井选煤厂

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单词结构：

pithead coal preparation plant

字母数：30

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  • 单词拼写：pithead coal preparation plant
  • 核心含义：[矿业] 矿井选煤厂

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更新时间：2026-02-23 17:51:59