rated fire-resistive period

[rated fire-resistive period]
[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