“2000国家大地坐标系统”的概念、定义、翻译、参考文献-科学参考

单词	2000国家大地坐标系统
释义	2000国家大地坐标系统 Encyclopedia 工学大地起算数据释 China Geodetic Coordinate System 2000; CGCS 20002000国家大地坐标系统协议地球坐标系的一种。坐标系原点为包括海洋和大气的整个地球的质量中心，尺度为在引力相对论意义下局部地球框架的尺度，定向的初始值采用国际时间局1984.0的定向，定向的时间演化保证相对于地壳不产生残余的全球旋转。
随便看	specific acupoints for infantile tuina specific adsorption specific adsorption of soil specifically labeled compound specification specification analysis of trace elements specification and grade of Chinese materia medica Specification for Condition Check of Museum Objects for Exhibition Specification for Digitization of Paper-Based Records Specification for Drafting the Contract for Overseas Exhibition of Cultural Relics Specification for Identifying Indexing Components of GB 13000.1 Chinese Characters Set （GF 0012—2009） specification for information service Specification for Museum Audience Service specification for technical review of medical devices specification for topographic map symbols specification language specification limit Specification of Common Modern Chinese Character Components and Component Names （GF 0014—2009） Specification of Content Resource Processing in Press and Publication specification of editing specification of e-government data element design method specification of engineering geological investigation for medium-small water resources and hydropower development specification of filament specification of flying quality Specification of Shipping Packaging of Cultural Relics

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。