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。
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。
You may use a Trial Copy of the program for evaluation only, in order to determine whether the program meets your needs before purchasing it.
你可以使用试用版用来评估，为了在购买前确定这个程序是否满足您的需要。
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