“astronaut medical qualification”的概念、定义、翻译、参考文献-科学参考

单词	astronaut medical qualification
释义	astronaut medical qualification Encyclopedia 工学航天实施医学释 astronaut medical qualification航天员医学放飞实施载人航天飞行任务前，航天员达到执行飞行任务的医学标准而获得的放行许可。
随便看	powder mold compaction powder packing textiles powder pattern powder preparation by mechanical alloying powder preparation by precursors method powder preparation by self–propagation high–temperature synthesis method powder preparation of crude drugs powder prepared prepreg powder resin precoated filter powder rolling powder rolling forming powders powders for preparation powder shapes powder sintering powder specific surface area powder spraying machine powder surface modification powder tea processing powder transportation powder warm compactingprocess powder X-ray diffractometer powder X-ray diffractometry powder Xray diffractometry powdery fiber

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。