fire-resistive grade of buildings

[fire-resistive grade of buildings]
[fire-resistive grade of buildings]

中文释义

筑物的耐火等级

单词分析

单词结构:

fire-resistive grade of buildings

字母数:33

记忆提示

🎯 重点记忆:

  • 单词拼写:fire-resistive grade of buildings
  • 核心含义:筑物的耐火等级