在保证一个覆盖面积的情况下，wireless sensor随机分布在该区域，用Cplex找到一个最佳wireless sensors状态方案，在同一时间里只激活部分sensors达到监控要求，以实现最大限度延长无限网络的监控时间。-Guarantee coverage in a case, wireless sensor randomly distributed in the region, using Cplex best wireless sensors to find a state program, at the same time to activate only part of sensors to achieve monitoring requirements, in order to achieve the maximum extension of unlimited time network monitoring .