RSJ

英 [RSJ]
美 [RSJ]

中文释义

abbr. Rolled Steel Joist I型钢

单词分析

单词结构：

RSJ

字母数：3

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🎯 重点记忆：

  • 单词拼写：RSJ
  • 核心含义：abbr. Rolled Steel Joist I型钢

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更新时间：2026-02-09 08:53:10