“intravehicular activity”的概念、定义、翻译、参考文献-科学参考

单词	intravehicular activity
释义	intravehicular activity Space Exploration The activity by an astronaut within a spacecraft. This includes scientific experiments, maintenance procedures, and giving directions to other crew members during their extravehicular activity. A study of motions during IVA on the International Space Station has been proposed by the Agenzia Spaziale Italiana (ASI; Italian Space Agency). This analysis by the ASI's TE-S2 system, using eight television cameras, would study motion problems caused by microgravity and the adaptation processes.
随便看	principal value integral principal–agent problem Principia principium individuationis principle of bivalence principle of charity principle of conservation of energy principle of conservation of linear momentum principle of contained fragments principle of contradiction or noncon-tradiction principle of double effect principle of double negation principle of equivalence principle of excluded fourth principle of excluded middle principle of excluded third principle of explosion principle of included fragments principle of indifference principle of individuation principle of insufficient reason principle of least action principle of least privilege principle of mathematical induction principle of moments

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