...中应用价值工程理论进行造价控制的研究阶段可以分为三大阶段，即研究准备阶段（PK—study phase）、正式研究阶段（study phase）和研究后阶段（post—study）。
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你甚至可能要举行一轮完整的初步研究，然后再正式开始覆盖全社区的阶段。
You may even want to hold an entire round of pilot study circles before you officially kick off the community-wide phase.
通过对幼儿园公开课的运行过程的分析，研究者认为幼儿园公开课的运行过程大致可以分为准备、正式上课、反馈三个阶段。
After analyzing the process of the kindergarten open-course thoroughly, three reference steps were elaborately presented in this paper, and they were preparation, course lecturing and feedback.
在指定研究计划阶段，应产生下列文件并在试验正式开始之前归档。
During this planning stage the following documents should be generated and should be on file before the trial formally starts .
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