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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。
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pattern design of printed fabric
pattern design of woven fabric
pattern dynamics
Patterned Gauze of the Song Dynasty
Patterned Gauze of Western Han Dynasty
patterned glass
patterned ground
patterned hedge
patterned media recording
patterned sapphire substrate
patterned substrate
pattern examination photography
pattern flattening
pattern formation
pattern frequency interval
pattern function
Pattern Grammar
pattern grammar
pattern grid
pattern history table
pattern information input and output
pattern inspection
pattern loom
pattern maker
pattern matching
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。
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更新时间:2025/10/14 22:09:36