double period section steel

英 [double period section steel]
美 [double period section steel]

中文释义

复合周期断面钢材

单词分析

单词结构：

double period section steel

字母数：27

记忆提示

🎯 重点记忆：

  • 单词拼写：double period section steel
  • 核心含义：复合周期断面钢材

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更新时间：2026-04-12 17:58:39