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二十世纪五六十年代,我国独立自主,顽强拼搏,原子弹、导弹和人造地球卫星等尖端技术获得重大突破,研制成功了“两弹一星”。“两弹一星”是新中国伟大成就的象征,是中华民族的骄傲。1964年10月16日15时我国第一颗原子弹爆炸成功。1967年6月17日上午8时我国第一颗氢弹空爆试验成功。1970年4月24日21时我国第一颗人造卫星发射成功。
In the 1950s and 1960s, our country was independent and indomitable. A series of cutting-edge technologies such as atomic bombs, missiles and artificial earth satellites have made major breakthroughs and the “two bombs and one satellite” have been successfully developed. “Two bombs and one satellite ” is a symbol of the great achievements of new China and is the pride of the Chinese nation. At 16:00 on October 16, 1964, China’s first atomic bomb explosion was successful. June 17, 1967 at 8 am China’s first hydrogen bomb air burst test was successful. April 24, 1970 At 21:00, China’s first satellite was launched successfully.