strength grade of concrete

英 [strength grade of concrete]
美 [strength grade of concrete]

中文释义

混凝土强度等级

单词分析

单词结构：

strength grade of concrete

字母数：26

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🎯 重点记忆：

  • 单词拼写：strength grade of concrete
  • 核心含义：混凝土强度等级

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更新时间：2026-03-17 14:01:40