多小区、多用户蜂窝小区的建模。其中每个小区内设置一个基站，以基站为圆心，以一定半径在基站附件分布n个用户。可直接运行。-Multi-cell, multi-user cell modeling. Which sets a base station within each cell, the base station as the center, the distribution of n users to a certain radius of the base station attachme