multiple copper refining system

英 [multiple copper refining system]
美 [multiple copper refining system]

中文释义

铜的多次精炼法

单词分析

单词结构：

multiple copper refining system

字母数：31

记忆提示

🎯 重点记忆：

  • 单词拼写：multiple copper refining system
  • 核心含义：铜的多次精炼法

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更新时间：2026-03-23 13:03:34