“地球时”的概念、定义、翻译、参考文献-科学参考

单词	地球时
释义	地球时 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。 Astronomy 全称：Terrestrial Time。缩写：TT地球时
随便看	measuring methods and techniques of engineering thermodynamics and heat transfer measuring microphone measuring microscope measuring object measuring of geological section measuring phonetics measuring pipet measuring projector measuring receiver measuring rule measuring ruler measuring screw measuring sphere gap measuring the information society measuring thickness roller measuring tree diameter measuring tree height measuring type receiver measuring while drilling measurment for complex electro-magnetic environment meat Meat Animal Research Center meat change meatduck meat freshness inspection

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。