耐火等级 其它解释/相关词语
耐火等级 其它解释
fire resistance rating; fire protection rating; fire endurance rating
耐火等级 相关词语
fire resistance rating; fire protection rating; fire endurance rating; fire rating; CRF; Fire-resistant ability; Fire behaviour classes; fire-resistive grade;
相关图片
发布日期: 2024-11-30 12:23