certification of materials and products

英 [certification of materials and products]
美 [certification of materials and products]

中文释义

材料与制品鉴定

单词分析

单词结构：

certification of materials and products

字母数：39

记忆提示

🎯 重点记忆：

  • 单词拼写：certification of materials and products
  • 核心含义：材料与制品鉴定

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更新时间：2026-02-04 23:48:00