This paper, by using the duality technique and a series of nonlinear analyzing methods, studies the global existence of the solution for quasilinear parabolic system with cross-diffusion effects.

• 利用对偶性技巧及一系列非线性分析的方法；研究一类带有交错扩散影响的拟线性抛物系统解的整体存在性.