Keywords: Technical Reviews Phasings.jpg Technical Reviews Phasings Image extracted from http //www dau mil/pubs/pdf/SEFGuide 2001-01 pdf Systems Engineering Fundamentals Defense Acquisition University Press 2001 PD-USGov original upload log page en wikipedia Technical_Reviews_Phasings jpg 2007-05-10 23 20 Mdd 750×500×8 53571 bytes <nowiki>Image extracted from http //www dau mil/pubs/pdf/SEFGuide 2001-01 pdf Systems Engineering Fundamentals Defense Acquisition University Press 2001 Systems engineering</nowiki> Diagrams from Systems Engineering Fundamentals |