“SA（selective availability）”概念、定义、翻译-科学时代

单词	SA（selective availability）
释义	测绘学词汇手册 SA（selective availability）选择可用性；SA政策
随便看	neosinocalamus neosolaniol neosome neo-soul neosporosis neostigmine neo-structuralism neosurugatoxin neotantalite Neo-Taoism Neo-Taoism of the Wei-Jin period neotectonic movement neotectonic movement neotenin neoteny neoteny neoteny neoteny hypothesis neoteric neoterism Neo-Thomism neo -traditionalism neo-traditionalism neotron neo-tropical species

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。