模拟实现一个的单道批处理系统环境下的作业调度程序。通过实现具体的作业调度算法，加深对该环境下的作业调度模型和实现过程的理解-Simulation of the realization of a batch of single-channel system environment job scheduling procedures. Through the realization of specific job scheduling algorithm to enhance the environment of the job scheduling model and the realization of the process of understanding