考虑系统时变效应与预防性维护的平行机调度
张昕莹,陈璐,杨雯惠

A parallel-machine scheduling problem with time-changing effect and preventive maintenance
Xin-ying ZHANG,Lu CHEN,Wen-hui YANG
图 2 示例的最优调度序列
Fig.2 An optimal schedule of example