“恒星时”的概念、定义、翻译、参考文献-科学参考

单词	恒星时
释义	恒星时 Encyclopedia 理学﹝时间计量系统﹞释 sidereal time恒星时用春分点作为基本参考点，由春分点周日视运动确定的时间，简称ST。 Physics 交叉学科天体物理学 sidereal time恒星时 Astronomy 全称：sidereal time。缩写：ST恒星时
随便看	graded index lens graded index lens, GRIN graded index media graded-index media =graded index 陡度折射率 graded junction graded lattice graded Lie algebra graded manifold graded medical treatment graded module graded morphism graded object graded pn junction graded-polarizable graded projective dimension graded protection of wild plants graded [refractive] index graded refractive index graded ring graded R nodule graded R-nodule graded sheaf graded space graded submodule

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。