nonlinear FEA非线性有限元分析nonlinearadj.非线性的nonlinear singu- lar boundary非线性奇异边界nonlinear interior point method非线性内点法nonlinear sine-Gordon equation非线性sine-Gordon方程nonlinear distortion with memory记忆非线性失真nonlinear interconnection matrix非线性互连矩阵nonlinear econometric techniques非线性经济计量方法nonlinear Schroedinger equations非线性Schrodinger方程nonlinear equation with variable变系数非线性方程nonlinear/membership function非线性/隶属函数nonlinear electrooptical crystal非线性电光晶体