1983年美国里根总统令世人震惊地宣布“战略防御计划”(SDI),俗称星球大战计划。但几年以后,在无数次政治与技术的争论中,SDI计划逐渐凋谢,工作进展仅仅维持在极低的水平。1991年海湾战争爆发,给予SDI以一线新的生机。海湾战争的经验教训,使美军方官员担心在未来的区域性冲 In 1983, President Reagan made the world astonishly announce the “Strategic Defense Plan” (SDI), commonly known as the Star Wars Project. But a few years later, in countless political and technical debates, the SDI program wilted off and the progress of the work was only kept at a very low level. The Gulf War broke out in 1991, giving SDI a fresh new front. The lessons of the Gulf War have made the U.S. military officials worried about a regional rushing future