支座边算起的钢筋长度 bar length from face of support
基于试验结果，拟合出了考虑各关键参数影响的火灾下两跨连续梁边支座反力与梁跨中变形的计算公式。
Calculation formula of side support reaction and deflection in the mid-span of beams subjected to fire were obtained by fitting curves of experimental data considering each key factor.
试验结果表明，支座边的裂缝严重削弱了板的承载力，降低了楼板的刚度，导致楼板的挠度过大。
Experimental results indicate that the cracks weaken the strength of slabs considerably, lower their stiffness and induce the deflections of slabs beyond limit.
结合弯曲温度应力的成因和分布特点，提出了在顶层边柱设置滑动支座的处理措施，并结合工程实例，探讨了这一措施的效果和构造。
Considering the reasons of the bending temperature stress and the characteristic distributed for it, in this paper, a measure is promoted by setting sliding support at thes.
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