摘要
本文通过对国内外有关方钢管混凝土粘结滑移试验所得结论的概括总结，介绍了方钢管混凝土的粘结机理和影响粘结强度的主要因素，得出了了钢管内部应力状况并依据试验推导了方钢管混凝土中粘结强度的线性回归公式。
Abstract
This article conclude the results of domestic and foreign concrete filled square steel tube bond-slip experiment, introduced the concrete filled square steel tube bond mechanism , obtain the square steel tube internal stress about concrete filled square s
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