That which running daily in a refinery belongs to the procession of continuous production. Its jobcontrolprogram should be listed in the flow control model.
炼油厂生产属于连续性生产，生产作业控制一般采用流量控制模式。
2
During run time, your application or the controlprogram of your application knows the job that you want to debug, and it can put the application on hold.