vertical downward welding

[vertical downward welding]
[vertical downward welding]

中文释义

向下立焊

单词分析

单词结构:

vertical downward welding

字母数:25

记忆提示

🎯 重点记忆:

  • 单词拼写:vertical downward welding
  • 核心含义: 向下立焊