preparation engineer

英 [preparation engineer]
美 [preparation engineer]

中文释义

[矿业] 选矿工程师

单词分析

单词结构：

preparation engineer

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：preparation engineer
  • 核心含义：[矿业] 选矿工程师

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更新时间：2026-03-16 11:40:16