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美俄卫星相撞后,本刊编辑部收到了大量来信和电子邮件,小编整理了一些有代表性的问题,请相关专家给大家解答。
After the U.S.-Russian satellite collided, our editorial department received a large amount of letters and e-mails. Xiaobian sorted out some representative questions and invited experts to answer the questions.