The diameter of stud and strength of concrete are main factors to affect the shear stiffness.
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。
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。
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