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失重是太空环境最基本的特征之一,也是人类航天首先需要解决的问题。失重飞机就是这样一种可产生失重环境、进行失重研究实验的技术装备。那么,失重飞机为什么能产生失重环境?它有哪些特点和用途?请参看本文。
Weight loss is one of the most basic features of the space environment and also the first issue to be solved by human spaceflight. Weightless aircraft is such a technology that can produce a weightlessness environment and perform weightlessness research experiments. So, why weightless aircraft can produce weightlessness environment? What are its characteristics and uses? See this article.