rated fire-resistive period

英 [rated fire-resistive period]
美 [rated fire-resistive period]

中文释义

定耐火时限

单词分析

单词结构：

rated fire-resistive period

字母数：27

记忆提示

🎯 重点记忆：

  • 单词拼写：rated fire-resistive period
  • 核心含义：定耐火时限

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更新时间：2026-01-21 13:20:21