中文说明：
本函数为模糊神经网络动态网络选择的主函数，基于模糊逻辑的推理功能+神经网络的动态学习过程 使移动终端在异构网络环境下动态的进行网络选择，从而均衡各网络的负载。
English Description：
This function is the main function of fuzzy neural network dynamic network selection. Based on the reasoning function of fuzzy logic and the dynamic learning process of neural network, the mobile terminal can make dynamic network selection in heterogeneous network environment, so as to balance the load of each network.