“terrestrial time”的概念、定义、翻译、参考文献-科学参考

单词	terrestrial time
释义	terrestrial time Encyclopedia 工学时标释 terrestrial time地球时由国际天文联合会（IAU）定义的现代天文时间标准。是以秒为基本单位的理论理想时标，英文缩写TT。主要服务于在地表上进行的天文观测。理学坐标时释 terrestrial time地球时地心坐标系的一种坐标时。简称TT。
随便看	river sand-mining planning Rivers and Mountains by Wang Hui riverscape river sediment river sediment measurement and grain-size analysis instrument river sediment microbes river sediment simulation Riverside Riverside Church in New York City Riverside Church in New York City　 riverside historic town riverside intake structure Riverside Park rivers in China river sluice river snails rivers of scenic regions river source River State river survey Rivers without Navigation Marks river system construction technology river systems in China river terrace river topography

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。