The stress intensity factor of crack solids is a fracture mechanics index that denotes the effect of loading and crack geometry.
黏聚力形成的阻抗强度因子数值，与黏聚裂纹长度和材料极值拉伸应力存在数量关系。
Comparing the three classical methods of calculating dynamic load factor, the major factor of effect on dynamic loading factor has been found.
对三种经典动载荷及动载系数计算方法进行分析比较，找出影响动载系数的主要因素。
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