The formulas to the moment of resistance on the action of the pure moment and to the resisting shear considering the contribution of the concrete haunch on the action of the pure shear are then given . the method to the capacity at the mutual action of moment and shear is analyzed emphatically 在计算抗弯承载力时，不计板托作用，计算截面抗剪承载力时，不计混凝土部分的抗剪作用，这些简化对于有托尤其是深托组合梁是保守的。
