“国际习用原点”的概念、定义、翻译、参考文献-科学参考

单词	国际习用原点
释义	国际习用原点 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	soil and water conservation experiment soil and water conservation farming measures soil and water conservation forest-grass measures Soil and water conservation in china soil and water conservation informatization soil and water conservation measures soil and water conservation measures monitoring soil and water conservation monitoring soil and water conservation monitoring in production (development) and construction projects soil and water conservation of grassland soil and water conservation of highway soil and water conservation of hydropower station soil and water conservation plan of production and construction projects soil and water conservation plan（scheme） soil and water conservation project on slope soil and water conservation regionalization soil and water conservation subsidy Soil and Water Conservation Supervision soil and water conservation supervision and management on production and construction projects soil and water conservation survey soil and water conservation technology in ancient China soil and water conservation tillage measure soil and water conservation tillage measures soil and water loss soil and water loss control law

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。