“行星保护”的概念、定义、翻译、参考文献-科学参考

单词	行星保护
释义	行星保护 Encyclopedia 工学行星探测释 planetary protection行星保护正向污染行星保护和逆向污染行星保护的统称。在深空探测活动中，确保地球上的生命和物质不污染地外天体，从而避免干扰或误导后续针对生命起源开展的科学探测；同时，还应避免外太空的生命及相关物质危及地球生物圈。
随便看	ethical thoughts during the western and eastern Han dynasties ethical thoughts in Renaissance period ethical thoughts in the hellenistic period ethical thoughts in the Wei and Jin dynasties ethical thoughts of buddhism ethical thoughts of contract theory ethical thoughts of Guan Zi ethical thoughts of K.Marx and F.Engels ethical thoughts of legalist ethical thoughts of Mohist ethical thoughts of pre-Qin ethical thoughts of Sui and Tang dynasties ethical thoughts of Taoism ethical validity of study Ethical value ethic of artistic creation ethic of biomedical research involving human subjects ethic of cloning ethic of consumption ethic of distribution ethic of exchange ethic of judicature ethic of law abiding ethic of legislation ethic of production

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。