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自五十年代后半期以来,美、苏两霸都曾积极地开展反导弹的研究工作。这项工作是技术尖端的尖端,难度很大,因此两国都在技术途径方面搞了大量的探索性工作。从他们的经验看来,目前以及今后若干年之内,比较现实的技术途径只有反导弹的导弹,或称“以导反导”。其他的途径不是早已经放弃,就是在短期内没有实现的可能。 据报道,美国国防部的高级研究计划局曾经以十多年的时间搞过一项叫做“防御者”的综合性研究计划,其目的在于探索反导弹的技术途径。这项计划的内容包含各式各样的设想和方案,例如:以导反导、以卫星在导弹起飞段实施拦截、用高空核爆炸造成高能粒子屏障、用外加电磁场破坏弹头、用沾染剂升高弹头再入温度、超级大炮、人造闪电球、粒子云、反
Since the second half of the 1950s, the U.S. and Soviet leaders have all conducted active anti-missile research. This is a cutting-edge, technologically sophisticated job, and both countries have engaged in a great deal of exploratory work on technical approaches. Judging from their experience, the only realistic and technical means for now and for several years to come are only anti-missile missiles, or “guided by anti-missile measures.” Other ways not to give up long ago, is not possible in the short term. According to reports, the Defense Advanced Research Projects Agency of the United States has engaged in a comprehensive research project called Defender for more than a decade with the aim of exploring the technological approach to anti-missile technology. The plan includes a wide range of assumptions and options. Examples include conducting guided anti-missile missions, intercepting satellites at missile take-off sections, high-energy particle barriers with high-altitude nuclear explosions, destroying warheads with external electromagnetic fields, High warhead reentry temperature, super cannon, artificial lightning ball, particle cloud, anti