耐火极限是指对任一建筑构件按时间一温度标准曲线进行耐火试验，从受到火的作用时起，到失去支持能力或完整性被破坏或失去隔火作用时为止的这段时间，用小时表示。
耐火极限(duration of fire resistance)修筑构件按时辰—暖度标准曲线遏造耐火假验,自蒙到火的传染挨静时伏,到掉落返支撑才能或者完备性被粉碎或者掉落返隔火传染挨静时...
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耐火极限 fire resistance rating在标准耐火试验条件下，建筑构件、配件或结构从受到火的作用时起，到失去稳定性、完整性或隔热性时止的这段时间，用小时表示。
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... 抗冲击Impact Strength 耐火极限Fire-resistant Limit 隔声量Sound Reduction ...
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耐火极限的计算 fire endurance calculation ; calculated fire resistance rating
Parametric analysis on the duration of fire resistance of SRC column is taken in terms of uniform heating along the lengths of the column, square cross section, and heating process complied with ISO834 curves.
在四面通长均匀受火的条件下，根据标准升温曲线的升温过程，对正方形截面的钢骨混凝土柱的耐火极限进行了一系列参数分析。
参考来源 - 钢骨混凝土柱耐火极限的研究Super thin fireproof coatings for steel structure from silicone modifying acrylate resin were prepared by the optional formula and the optimal ratio of the components. The coatings prepared had excellent resisting weather and the fireproof time reached 116 minutes.
通过优化合成工艺及配方制备的有机硅改性丙烯酸酯树脂超薄型钢结构防火涂料,其耐火极限可达116min,且具有优良的耐候性。
参考来源 - 有机硅改性丙烯酸酯树脂超薄型钢结构防火涂料的研制·2,447,543篇论文数据，部分数据来源于NoteExpress
它在钢框架构件耐火极限计算及抗火设计中有很重要的应用。
In calculating the frame member's fire resistance and anti fire design, this parameter is of vital importance.
计算机模拟为评价承载的组合构件的耐火极限提供了新的可能性。
Computer simulation opens up new possibilities in assessing fire resistance of load bearing composite members.
在此基础上提出了隧道衬砌火灾损伤等级的划分标准与耐火极限时间。
Then, the divide standard of damage grade and the enduring fire limit time of the tunnel lining caused by fire accident are discussed.
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