“astronaut selection and training”的概念、定义、翻译、参考文献-科学参考

单词	astronaut selection and training
释义	astronaut selection and training Encyclopedia 工学航天员选拔与训练释 astronaut selection and training航天员选拔与训练载人航天对航天员进行选拔与训练的过程。
随便看	nontangency condition non-tangent nontangent non-tangential nontangential nontangential boundary value nontangential limit nontangentially accessible domain nontangential maximal function non-target analysis non-target effect non-target effect evaluation of genetically modified crops non-target organism non-target raw impact non-tariff measures non-tariff measures in agriculture trade non-task-based information user non-tax revenue non-terminal symbol nonterminal symbol nonterminating nonterminating continued fraction nonterminating decimal non-thermal background non-thermal bremsstrahlung

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