【摘要】 本文采用配线加权方法,选1/N~2r为加权函数,用全场等色条纹边界线确定断裂参量,适当修正麦克劳林-牛顿法来提高计算效率和精度.更多还原

【Abstract】 With weighted residual method, the mixed-mode fracture parameters are determined by the boundarylines of full-field isochromatic fringe as weighted function istaken as 1/N~2r. and Maclaurin-Newton method is improved forircreasing caculating velocity and accuracy.更多还原