五角大楼的导弹防御官员认为 ,现在正是调整研究发展 ,以便为未来的武器系统播种的时候。过去几年 ,军方购进了大量具有先进能力的爱国者导弹 ( PAC- 3)及其他导弹防御设备以后 ,应着重考虑新技术的研究与发展。陆军空间与导弹系统中心指挥官 JohnCostello中将说 :“我们必须要 The Pentagon’s missile defense officials believe it is time to adjust research and development to sowing for future weapons systems. In the past few years, after the military purchased a large number of advanced capable Patriot missiles (PAC-3s) and other missile defense equipment, emphasis should be put on the research and development of new technologies. Lieutenant General John Tostello, commander of the Army Space and Missile Systems Center, said: "We have to