……发布后的 defect 修复成本比需求阶段高出 10 到 100 倍，他给出了以下引用作为支持："Design and Code Inspections to Reduce Errors in Program Development"（Fagan 1976）、Software Defect Removal（Dunn 1984）、"Software Process Improvement at Hughes Aircraft"（Humphrey, Snyder, and Willis 1991）、"Calculating the Return on Investment from More Effective Requirements Management"（Leffingwell 1997）……
…defects post-release is 10-100 more expensive than during requirements, which he supports with the following citations: "Design and Code Inspections to Reduce Errors in Program Development" (Fagan 1976) Software Defect Removal (Dunn 1984) "Software Process Improvement at Hughes Aircraft" (Humphrey, Snyder, and Willis 1991) "Calculating the Return on Investment from More Effective Requirements Management" (Leffingwell 1997)…
《代码大全》（Code Complete）里的表和图 3.1 支撑了这个结论，而且引用很扎实：来源：改编自“Design and Code Inspections to Reduce Errors in Program Development”（Fagan 1976）、Software Defect Removal（Dunn 1984）、“Software Process Improvement at Hughes Aircraft”（Humphrey, Snyder, and Willis 1991）、“Calculating the Return on Investment from More Effective Requirements Management”（Leffingwell 1997）……
Table and Figure 3.1 in Code Complete support the conclusion and is well cited: Source: Adapted from “Design and Code Inspections to Reduce Errors in Program Development” (Fagan 1976), Software Defect Removal (Dunn 1984), “Software Process Improvement at Hughes Aircraft” (Humphrey, Snyder, and Willis 1991), “Calculating the Return on Investment from More Effective Requirements Management” (Leffingwell 1997),…
……发布后的 defect 修复成本比需求阶段高出 10 到 100 倍，他给出了以下引用作为支持："Design and Code Inspections to Reduce Errors in Program Development"（Fagan 1976）、Software Defect Removal（Dunn 1984）、"Software Process Improvement at Hughes Aircraft"（Humphrey, Snyder, and Willis 1991）、"Calculating the Return on Investment from More Effective Requirements Management"（Leffingwell 1997）……
…defects post-release is 10-100 more expensive than during requirements, which he supports with the following citations: "Design and Code Inspections to Reduce Errors in Program Development" (Fagan 1976) Software Defect Removal (Dunn 1984) "Software Process Improvement at Hughes Aircraft" (Humphrey, Snyder, and Willis 1991) "Calculating the Return on Investment from More Effective Requirements Management" (Leffingwell 1997)…
《代码大全》（Code Complete）里的表和图 3.1 支撑了这个结论，而且引用很扎实：来源：改编自“Design and Code Inspections to Reduce Errors in Program Development”（Fagan 1976）、Software Defect Removal（Dunn 1984）、“Software Process Improvement at Hughes Aircraft”（Humphrey, Snyder, and Willis 1991）、“Calculating the Return on Investment from More Effective Requirements Management”（Leffingwell 1997）……
Table and Figure 3.1 in Code Complete support the conclusion and is well cited: Source: Adapted from “Design and Code Inspections to Reduce Errors in Program Development” (Fagan 1976), Software Defect Removal (Dunn 1984), “Software Process Improvement at Hughes Aircraft” (Humphrey, Snyder, and Willis 1991), “Calculating the Return on Investment from More Effective Requirements Management” (Leffingwell 1997),…