有了关于现有环境的事实和数据，现在可以开始估计构建新的企业架构所需的成本。
Armed with facts and figures about the existing environment, start estimating the costs to build the new enterprise architecture.
标识：显示项目名称、ID、分类、估计开始和结束日期等等。
Identification: Shows project name, ID, rank, estimated start and finish dates, etc.
最好能够确定下某些准则，从一种较好的估计开始，然后逐渐找到那一个完美的组合。
It's better to determine some guidelines, start with a good rough estimate, and then go from there.
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