Qian Xuesen (19 1 1~) is a famous physicist in China and a world-famous rocket expert. Hangzhou, Zhejiang, was born in Shanghai.

Qian Sanqiang, formerly known as Qian Bingqiong, 19 13, 10, 16, was born in Shaoxing, Zhejiang.

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1. Qian Xuesen, as a patriotic scientist who resolutely returned to China, is almost known to the people of China. Qian Xuesen is a famous aerodynamicist, the founder of manned space flight in China, an academician of China Academy of Sciences and China Academy of Engineering, the winner of two bombs and one satellite meritorious medal, the father of China space flight, the father of China's missiles, the father of China's automatic control and the king of rockets, which has become the ultimate guarantee for advancing the launching process of China missiles and atomic bombs for at least 20 years.

Qian Lao resolutely gave up the generous treatment of the United States in those days, and finally returned to China to play after a rough ride. This is a story of a generation. You know, Qian Xuesen has the highest security clearance in the United States, participates in top-secret military project research, and is free to enter and leave the Pentagon. Qian Lao, who is "worth five divisions everywhere", lived up to expectations after returning to China and devoted his life to the aerospace industry of the motherland.

2. Qian Sanqiang, nuclear physicist, founder of atomic energy science in China, founder of "two bombs and one satellite" in China and academician of China Academy of Sciences. Qian Sanqiang, high flyers who went to France to study for a doctorate, studied under the famous Madame Curie.

From 65438 to 0948, Qian Sanqiang resolutely returned to China and became a professor of physics in Tsinghua University. After the founding of New China, Professor Qian Sanqiang devoted himself to the creation of atomic energy, not only went to the Soviet Union for internship, but also led the team to develop and successfully detonate atomic bombs and hydrogen bombs after the Soviet Union unilaterally tore up the agreement. Qian Sanqiang gathered a large number of nuclear scientists, including Deng Jiaxian and other famous scientists called "Two Bombs", and recommended them to the nuclear research team.