“永久阴影区”的概念、定义、翻译、参考文献-科学参考

单词	永久阴影区
释义	永久阴影区 Encyclopedia 理学〔月球构造〕释 permanent shadow region永久阴影区在自转轴与其黄道面交角很小的天体的极区存在的常年未受阳光直射的区域。简称PSR。
随便看	Southern Basque Country southern beech family southern blight Southern blot Southern blot hybridization Southern blotting Southern Boxing Southern Buddhism Southern California Earthquake Center southern cassowary southern celestial hemisphere Southern Chen and Northern Cui Southern China coal occurrence area Southern China Society Southern China tiger breeding base of China in Suzhou Southern Chinese Society of Soil and Water Conservation Southern Coalsack Southern Command and Northern Offices Southern Confucian Temple southern corn leaf blight southern corn rust southern crabgrass Southern Cultural Forum Southern Dipper Southern District

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。