It is difficult to achieve the synchronization for the master-slave chaotic systems with nonidentical parameters,so the uniform synchronization with a small error bound is discussed.

• 当主从耦合混沌系统的参数之间非恒同时；一般意义上的混沌同步难以实现；因此；讨论了其具有一定误差界的一致同步问题.