supplementary weld symbol

英 [supplementary weld symbol]
美 [supplementary weld symbol]

中文释义

熔接道辅助符号

单词分析

单词结构：

supplementary weld symbol

字母数：25

记忆提示

🎯 重点记忆：

  • 单词拼写：supplementary weld symbol
  • 核心含义：熔接道辅助符号

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更新时间：2026-03-16 21:53:37