布洛克是美国科学基金会(NSF)的第八届主任,今年是他任期的第六个年头。在他的任期内,NSF经历了比过去20年中其它主仕在位时更多的变化。从1968年开始,NSF受理的项目类型增多,国会增加了NSF的任务,包括了应用研究。同时把NSF的年预算提高约4亿美元。到1987年,NSF的年预算达17亿美元。但她的资助内容已在许多方面扩展了,每 Bullock is the eighth director of the National Science Foundation (NSF), and this year marks the sixth year of his term. During his tenure, the NSF experienced more changes than any other major official over the past two decades. Since 1968, NSF has received more types of projects and Congress has added the NSF's mandate to include applied research. At the same time NSF's annual budget increased by about 400 million US dollars. By 1987, NSF's annual budget reached 1.7 billion US dollars. But her funding has expanded in so many ways, each