操作系统进程调度算法，处理流程： 1 初始化--进程队列结构（包括：就绪队列，等待队列，运行队列）等必要的数据结构 init() 2 进入无限循环，反复调度队列 -Operating system process scheduling algorithm to deal with processes: 1 initialization- the process of the queue structure (including: ready queue, waiting queue