Subscription based cloud computing model becomes a fixed cost to a controllable service of many business oriented strategy models.

订阅式云计算模型成为许多面向业务战略模型的一个可控服务的固定成本。

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In the controllable processing time problems, time parameters of jobs may not be fixed, so we can compress the original processing time, and reduce the corresponding pressure cost.

在加工时间可压缩的排序问题中，工件的加工时间参数是不固定的，因此我们可以压缩工件原始的加工时间，产生压缩费用。

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