[美国《航空周刊与空间技术》1978年2月6日报道]美苏两国都在加紧研制截击卫星。下面分别介绍两国截击卫星的发展情况。美国追赶苏联卡特政府计划用四至五亿美元加强截击卫星的 [US Aviation Week and Space Technology, February 6, 1978] Both the United States and the Soviet Union are stepping up the development of intercepting satellites. The following describes the development of the interception of satellites in both countries. The United States catches up with the Soviet Union’s Carter administration to spend 400 to 500 million U.S. dollars to step up interception of satellites