As you've seen, WEKA can do many of the data mining tasks that were previously available only in commercial software packages.

正如您所见，WEKA可以完成很多在商业软件包中才能完成的数据挖掘任务。

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With the development of computer hardware, the commercial software packages of foundry CAE have become more and more practical.

随着计算机硬件水平的提高，铸造CAE软件对实际生产的指导作用越来越显著。

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Contrast this with the licensing of most commercial software packages, where you are allowed to load the software on a single computer, are allowed to make no copies, and never see the source code.

大多数商业软件包的协议与此相反，您只被允许在单一的计算机上运行软件，不允许制作任何副本，并且从没见过源代码。

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