“贝塞尔日数”的概念、定义、翻译、参考文献-科学参考

单词	贝塞尔日数
释义	贝塞尔日数 Encyclopedia 理学天文年历释 Besselian day numbers贝塞尔日数从贝塞尔年首（也即光行差改正后的平太阳赤经等于280°的时刻）恒星的平位置（）变换到恒星视位置（）时所用到的一组参数。 Astronomy Besselian day number贝塞尔日数
随便看	water drainage measures for mine water drainage of concentrators Water Drainage Standard for Mariculture water draught gauge water-drawing permit water-drawing permit system water-drawing right water drive Water-driven Astronomical Clock Tower water-driven blower water-dropper water dropwort water ecological civilized city water ecological culture water ecological footprints water ecological risk assessment water ecosystem succession water-ecosystem zone definition water ecotype of forages water efficiency label management water efficiency of canal system water electrolysis water emulsion water-energy dynamic hypothesis water energy resources of China

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。