This determines when the services start running, whereas the duration setting determines the maximum time the service runs after it started.
这决定服务开始运行的时间，而持续时间设置决定服务启动之后运行的最长时间。
2
Queueing longer running processes in order to manage the duration of main processes isn't just a GAE thing, however.
但是排列长期运行的流程来管理主流程的持续时间不仅仅是一个GAE工作。
3
In this model, running state of transmission line is divided into four states, and calculation method of state probability, state frequency and state duration in balanced state are given.