呼叫阻塞率的计算与仿真。仿真了随着话务量的增加，阻塞率的情况。包括matlab源程序，仿真曲线，理论曲线，以及两者的比较。还附有报告。-Call blocking rate calculation and simulation. With the increase of traffic in simulated blocking rates of the situation. Including the matlab source code, simulation curve, theoretical curve, and comparison. Accompanied by the report.