If you don't have the product version, you can download an evaluation copy of ObjectGrid.

如果您没有该产品版本，则可以下载ObjectGrid的评估副本。

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The five (5) product keys to activate the evaluation copy of Windows 7 Beta for unlimited times are listed below.

在五（ 5 ）产品密钥来激活Windows副本评价7测试版，可无限次分列如下。

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A full list of the new features of RubyMine and to download a free 30-day evaluation copy can be found on the JetBrains web site.

在JetBrains的网站上，你可以找到RubyMine的新特性列表，并且可以下载一个免费的30天评估版本。

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