采用有限元法对门式钢刚架结构中的变截面梁进行了数值模拟，分别得到其在ISO标准升温曲线和局部火灾下的温度场变化，考察了升温曲线及火源位置对变截面梁升温的影响。
Tapered beam of a steel portal frame is numerically simulated by the finite element method, and the changes of temperature field under the ISO time-temperature curve and local fire are obtained.
在实现按照ISO标准升温曲线升温的前提下，研究了无粘结预应力混凝土连续板在火灾作用下的火灾行为。
Based on the ISO time-temperature curve, the behaviors of the unbonded prestressed concrete continuous slab (UPCCS) under fire are investigated.
为了火灾全过程试验需要，以iso - 834标准降温曲线为参考对试验降温曲线进行控制。
The furnace heating can be controlled to make the average temperature in the furnace to follow as closely as possible the ISO-834 standard fire curve.
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