“conventional international origin”的概念、定义、翻译、参考文献-科学参考

单词	conventional international origin
释义	conventional international origin Encyclopedia 工学地球参考系统释 conventional international origin；CIO国际习用原点为了统一全球地面坐标系统和便于研究极移，1967年国际天文学联合会（IAU）、国际大地测量和地球物理联合会（IUGG）决定采用统一的地极坐标原点，称为国际习用原点。
随便看	World Climbing championships World Commission on Environment and Development World Confederation of Billiards Sports World Conference on Early Childhood Care and Education World Conference on Injury Prevention and Safety Promotion World Conference on Women World Congress of Herpetology World Congress on ITS World Conservation Monitoring Centre World Conservation Monitoring Centre,WCMC World Conservation Strategy World Cookbook Fair World Coordinate System world coordinate system World Council of Churches World Council of Churches/WCC World Council of Comparative Education Societies World Cultural and Natural Heritage World Cultural Heritage“Tian Di Zhi Zhong” Historical Buildings Series Conservation Plan world cultural landscape heritage world culture World Curling Federation world currency World Customs Organization World Cyber Games

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