“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	hexagonal-square roll pass sequence hexagonal system hexagonal web hexagon pattern hexagon tiling hexagram hexahedral hexahedral angle hexahedral apparatus hexahedral graph hexahedral representation hexahedrite hexahedron hexahydrophenol hexahydropyridine hexakisoctahedron hexamethylbenzene hexamethyldisilane hexamethyldisilane (HMDS) hexamethyldisilazane hexamethyl disilazane lithium hexamethyl disilazane lithium (LiHMDS) hexamethyldisiloxane hexamethylene adipamide hexamethylene diamine

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