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美苏两霸从一九五八年开始,争相发展空间技术,为其霸权主义服务.近年来,他们又打着“和平利用空间”的旗号,欺骗和麻痹世界人民,发射各种类型的人造卫星和宇宙飞船,肆无忌惮地对各国进行空间间谍侦察,窥测和收集全球性地球资源和军事情报.美国政府为了缓和本国人民对登月计划和军事空间活动的强烈不满,从六十年代中期开始酝酿利用空间技术勘测地球资源,准备发射一系列地球资源勘测卫星.迄今美国已经发射了两颗,第一颗叫“地球资源技术卫星”(ERTS-1),于1972年7月23日发射,并向地面传输卫星象片.第二颗叫“大地卫星”(LANDSAT),于1975年1月19日发射,进入轨道后第三
Since 1958, the United States and the Soviet Union have been vying with each other for developing space technology and serving their hegemonism. In recent years they have also deceived and paralyzed the people of the world under the banner of “space for peaceful use” Type of satellites and spacecraft, unscrupulously carry out space spy reconnaissance of all countries, glimpse and gather global earth resources and military intelligence.The United States government in order to ease the strong resentment of its people on the moon program and military space activities, from the sixties The mid-term began to plan the exploration of the Earth’s resources using space technology and preparations for the launch of a series of earth resources exploration satellites. So far the United States has launched two first “earth resources technology satellite” (ERTS-1), July 1972 Launched on the 23rd and transmitted satellite images to the ground, the second called LANDSAT, launched on January 19, 1975 and entered orbit the third