Abstract: As one of the earliest countries to implement the system of government procurement, the United States federal government has formed the world's most typical government procurement driven technological progress model. Based on a brief introduction the history of the United States federal government technology procurement，the authors apply the policy paradigm approach，provide a comprehensive review and contrast to the stage of American federal government technology procurement policy paradigm transition process and compare system summary and the major features of the basic trend of the United States federal government technology procurement policy paradigm transition with the expectation to supporting China to build an innovation oriented country .

摘要： 作为最早推行政府采购制度的国家之一，美国联邦政府形成了世界上最为典型的政府采购驱动型技术进步模式。本文旨在运用政策范式的研究途径，在对政策范式与公共技术采购进行理论探讨的基础上，简要介绍美国联邦政府技术采购的历史沿革，全面回顾并分阶段对比美国联邦政府技术采购的政策范式变迁历程，系统总结美国联邦政府技术采购政策范式变迁的基本趋势与主要特征，以期为中国运用政府技术采购促进技术创新、建设创新型国家提供可资借鉴的他山之石。