metallurgical certificate

[metallurgical certificate]
[metallurgical certificate]

中文释义

冶金专业证明书

单词分析

单词结构:

metallurgical certificate

字母数:25

记忆提示

🎯 重点记忆:

  • 单词拼写:metallurgical certificate
  • 核心含义:冶金专业证明书