在第二种ROI方法中，我们尝试为XForms项目的各项成本和节约因素赋予一个近似数，推算出三年内总的roi分析。
In the second ROI method, we attempt to put ballpark Numbers around many of the costs and savings of an XForms project to derive a total three-year ROI analysis.
他们推算出每个选项的成本和能源消耗为两年。
They projected costs and energy consumption two years out for each option.
在这篇文章中，我将会与读者分享成功设计网站的秘诀，以及介绍网站建设的成本推算。
In this article, I share the secrets of successful web site development and its cost implications as well.
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