Timetabling is also called the scheduling problem.

排课表问题又称时间表问题。

A scheduling problem with rejection has been researched.

研究了工件可拒绝排序问题。

The DAG scheduling problem has shown to be NP complete in general.

一般情况下，这种DAG调度是个NP完全问题。

The boiler steam system cyclic scheduling problem was investigated.

对锅炉蒸汽系统循环调度问题进行了研究。

The performance measure of the scheduling problem is schedule length.

排序问题的性能测度是排序长度。