Abstract: Specified the character of R&D investment of military technology,based on the general R&D investment module,the utility ratio is used to take place of the earning ratio,and a in multidimensional dynamic game system is introduced to develop the anti-analysis of R&D systems.Then an integrated quantitative analysis module is built.Meanwhile utilizing comparative analysis with utility rate,investment amount and influence coeffcient of the military minitype R&D investment program,the result certifies that this module is more sophisticated and its decision is more scientific.