The Rayleigh-Ritz method is used to calculate the critical load at which delamination buckling will occur for a symmetric cross-ply composite laminate containing a single delamination.

• 用里兹法确定在单轴载荷条件下具有单一脱层的对称正交铺设层合板脱层屈曲的临界屈曲载荷。