With the matrices recurrence method the analytical formulas to study the displacement and stresses of transversely isotropic layers, subjected to surface loading are derived.
然后，利用矩阵递推方法，求出多层横观各向同性地基在表面荷载作用下位移和应力的一般表达式。
The indication of laser ablation for the anterior surface membrane and the cause of postoperative recurrence on the anterior surface were discussed.
讨论了激光切除前膜的适应证及术后前膜复发的因素。
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