北约军事科研和试验费用绝大部分(97％)由美、德、英、法四国分担,其中美国居首,承担总开支的72％。美国虽然在冷战结束以后对军费开支的优先地位作了部分调整,缩减了军费预算,但其军事科研费用却在连年增长。1993年度已达到357亿美元,比上一年增加8.5％。(按不变价格计算增长5.7％)。 The vast majority of NATO military research and experimental expenses (97%) are divided by the United States, Germany, Britain and France. Among them, the United States took the lead and took 72% of the total expenditure. Although the United States made some adjustments to the priority of military expenditures after the Cold War was over, and reduced its military budget, its military research expenditures have been increasing year by year. In 1993, it reached 35.7 billion U.S. dollars, an increase of 8.5% over the previous year. (5.7% increase at constant prices).