A hexagonal cell within a 4-cell system has a radius of 1.387 km. A total of 60 channels are used within the entire system. If the load per user is 0.029 Erlangs, and  = 1 cal1/hour, compute the following for an Erlang C system with a Gos of 5

在一定的范围内生成六边形多小区蜂窝网，方便用户进行多小区仿真-Generate hexagonal multi-cell cellular network within a certain range, user-friendly multi-cell simulation