//数据：进程，队列结构进程调度算法，处理流程：1 初进程始化--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-//Data: process, structure the process of queue scheduling algorithms, process: 1 the beginning of the beginning of the process- the process of the queue structure (including: ready queue, waiting queue, run queue) and other necessary data structure init () 2 to enter the infinite loop, repeated scheduling queue