进程调度模拟程序-优先权只是调度算法考虑的一个方面进程调度依据调度程序运行时，要在所有可运行状态 的进程中选择最值得运行的进程投入运行。-Process schedule simulation program -Priority is only one aspect of schedule algorithm,the goal is selecting the most valuable process to run among all of the ready process.