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1957年10月4日,苏联发射成功了第一颗人造地球卫星,开创了人类发射航天器进入太空的新纪元。1958年5月17日,毛泽东主席向全国人民发出号召:“我们也要搞人造卫星”。在毛主席的号召下,当时的国防部五院和随后的第七机械工业部(后为航天部)积极进行准备,首先发展导弹,在大型导弹的基础上发展运载火箭,同时,中国科学院积极开始进行卫星技术的预先研究工作。
On October 4, 1957, the Soviet Union successfully launched its first man-made earth satellite and launched a new era in which manned spacecraft could enter space. May 17, 1958, Chairman Mao Zedong issued a call to the people throughout the country: “We also want to make artificial satellites.” At the call of Chairman Mao, the then Fifth Department of Defense and the subsequent Seventh Machinery Industry Department (later Aerospace Department) actively prepared for the development of missiles and the development of launch vehicles on the basis of large missiles. At the same time, the Chinese Academy of Sciences Advance research on satellite technology began.