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Carrying people is 足球杜南戈尔building a website, and building a website is an application. China's manned spaceflight program, which started 31 years ago, has continued to advance step by step according to the engineering plan, and has successfully entered the stage of application and development of the space station. Various experiments and tests have become more and more important in the work of astronauts. So, what experiments and experiments must be done in heaven? How can scientists on the ground participate?