根据我创建定制外观的经验，我估计为一个应用程序创建一个完整的外观需要两个图形设计人员两周的时间。
Based on my experience in creating custom looks, I estimate that graphic artists take about two people two weeks to create a complete look for an application.
经验还表明，修正后的GDP增幅数据几乎总是初步估计数据。
Experience also suggests that first estimates of GDP growth are almost always revised upwards.
ROI分析人员—这个成员在准备IT ROI估计方面有经验，并且精通roi计算。
ROI member This is someone who is experienced in preparing IT ROI assessments and is well-versed in ROI calculations.
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