butt-weld in the downhand position

[butt-weld in the downhand position]
[butt-weld in the downhand position]

中文释义

对接平焊

单词分析

单词结构:

butt-weld in the downhand position

字母数:34

记忆提示

🎯 重点记忆:

  • 单词拼写:butt-weld in the downhand position
  • 核心含义:对接平焊