“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	air cleanliness standard air-coil aircomatic welding air combat attack mode air combat training system air compression refrigeration system air compressor air compressor facilities of concentrators air compressor safety air conditioning air conditioning appliance air conditioning energy consumption air-conditioning equipment air-conditioning load calculation air conditioning system air-conditioning system air-conditioning system for cleaning room air-conditioning system for data center air conditioning system of transportation vehicles air-conditioning system performance evaluation air conditioning system zoning air condition parameter air conduction air cooled condenser air-cooled condenser

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。