In April 1956, the aviation industry commission of the people's Republic of China was established to lead China's aviation and rocket industry.中国航天史是从1956年二月开始的,当时著名科学家钱学森向中央提出《
grasslands of Inner Mongolia. No footprints of the Chinese people in space history ends from the Dunhuang mural came out.我没有神7的材料有的话给我吧。(这是到神5的)鄙视那些复制的人~~