The ”Defense Acquisition Management” faces technical multiplicity, complex, variable, noble character danger and so on. This study focuses on the defense requirements acquisition process involve in the critical technology maturity assessment work way. It provides an executive program and the method information. It might provide the managers' decision-making analysis more efficiency, also might provide the workers to excavate more questions, and tried to improve as soon as possible. The result after the questionnaire survey analysis that most experts approve the critical technology maturity assessment work way, but some correlation detail methods still wait for strengthen. On future if will be able to expand this work, and establishment related work criterion, then this research on obvious reference value.