Restarting may be needed after a planned shutdown, after an unplanned machine failure, or in order to replay a model event of scientific interest with a different time step granularity.
重新启动可能需要在计划关机之后，计划外机器故障之后，或者在使用不同时间步骤粒度重放科学模型事件时。
2
You can now safely skip the history cleanup step for a faster shutdown.
为了快速关闭，现在可以安全地跳过清楚历史这一步骤。
3
It features new type step-motor control system and metering mechanism adjustable without shutdown the machine.