“planetary protection”的概念、定义、翻译、参考文献-科学参考

单词	planetary protection
释义	planetary protection 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	optical illusion optical image optical image measurement optical image processing optical imaging optical imaging log optical imaging reconnaissance satellite optical imaging system optical inclinometer optical indicatrix optical information processing optical information recording material optical instrument Optical Instruments optical instruments optical instruments for site testing optical instruments positioning optical integration optical interference thin films optical interferometer optical interferometry Optical Interferometry Exchange Format Optical Inter-orbit Communications Engineering Test Satellite optical invariant optical isolator

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。