The Agile infrastructure places a practical limit on the scope of the Agile rollout.

敏捷的一些基本要素为敏捷实施的范围设定了一个现实的限制。

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Hubs can be built on preceding hubs, and there is no practical limit to the number of new hubs that may be created in this way.

中心可以构建在前面的中心上，可以用这种方式创建的中心的数量没有实际限制。

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While modern database servers like SQL server can support terabytes of RAM and hundreds of logical processors, there is still a practical limit to the amount of data that can stored in a single table.

尽管当前的数据库服务器，像SQL Server，能够支持上TB的RAM以及上百个处理器，但是在单个表中所能够存储的数据量还是有限的。

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No practical limit to the speeds fiber can deliver, he says.

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With questions about whether the plant can restart, mounting costs and who picks up the tab, "there is a practical limit to how much we can absorb of that risk, " Craver said.

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Up until recently, and barring the use of Bluetooth headsets, the constraints defining the upper practical limit of a phone included the ability to fit into a pocket and be held against the side of an (adult) head to facilitate a voice call.

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