back-to-back angles

英 [back-to-back angles]
美 [back-to-back angles]

中文释义

形组合角钢

单词分析

单词结构：

back-to-back angles

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：back-to-back angles
  • 核心含义：形组合角钢

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更新时间：2026-03-10 18:45:14