因此处理这个问题的一项工作便成了找到一个容易处理的部分问题，并且是适合一个工作周期或一年就能完成的。
So part of the job is to find a manageable piece of the problem, something about right for a semester or a year.
我不知道。也许是一个典型工作站的工作周期。
I don't know. Probably the length of a typical workstation session.
实际上机器工作周期可能由一系列的斜坡和停止阶段组成，所有这些可以由一个比例阀来完成。
In fact the machine cycle may consist of a series of ramps and holding periods all of which can be achieved with just the one proportional valve.
实际上机器工作周期可能由一系列的斜坡和停止阶段组成，所有这些可以由一个比例阀来完成。
In fact the machine cycle may consist of a series of ramps and holding periods all of which can be achieved with just the one proportional valve.
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