用单边预裂纹拉伸试样测定了焊接接头各部位的应力强度因子K1值。
The stress intensity factors K1 of various position of welded joint were measured by single edge precracked tensile specimen.
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。
The stress intensity factor of crack solids is a fracture mechanics index that denotes the effect of loading and crack geometry.
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