secondary machine and electrical products

英 [secondary machine and electrical products]
美 [secondary machine and electrical products]

中文释义

二类机电产品

单词分析

单词结构：

secondary machine and electrical products

字母数：41

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🎯 重点记忆：

  • 单词拼写：secondary machine and electrical products
  • 核心含义：二类机电产品

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更新时间：2025-12-08 06:46:45