为了更好的研究土钉、锚杆和混凝土面层的受力机理，本文结合实际工程进行原位测试研究。
To research the load mechanism of soil nailing, anchors and concrete surface better, the original testing research is carried out with help of practice project.
探讨了混合结构钢-混凝土界面的模拟以及剪力钉受力的计算方法。
The present study investigated the simulation method of steel concrete interface and shear studs.
研究了栓钉锈蚀后钢—混凝土组合梁的力学性能随栓钉锈蚀率的退化规律。
Study the variation rule of mechanical property of steel-concrete composite beam of the blot after its' corrosion.
栓钉剪切刚度与滑移呈双曲函数关系，影响其剪切滑移刚度的因素是栓钉直径和混凝土强度。
The diameter of stud and strength of concrete are main factors to affect the shear stiffness.
研究了单伸臂简支组合梁和双伸臂简支组合梁钢与混凝土板之间相对滑移和栓钉受力的关系；
The relations between the steel concrete slips and the studs' loading forces of two kinds of simply supported composite beams with one or two cantilevers respectively are studied.
混凝土受压状态下栓钉抗剪承载力约为现行钢结构设计规范规定值的1.5 ~ 2.2倍。
The push-out test results of shear bearing capacity is about 1.5-2.2 times of the value of current design specifications.
对焊接圆柱头栓钉连接件，考虑栓钉直径、混凝土强度及钢纤维配置三个因素，进行三因素三水平正交推出试验。
Based on 3 factors of stud diameter and concrete intensity and steel fibre, orthogonal push-off tests of welded stud shear connectors were conducted.
对焊接圆柱头栓钉连接件，考虑栓钉直径、混凝土强度及钢纤维配置三个因素，进行三因素三水平正交推出试验。
Based on 3 factors of stud diameter and concrete intensity and steel fibre, orthogonal push-off tests of welded stud shear connectors were conducted.
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