“莱顿天文台”的概念、定义、翻译、参考文献-科学参考

单词	莱顿天文台
释义	莱顿天文台 Encyclopedia 理学天文台释 Leiden Observatory莱顿天文台荷兰南荷兰省莱顿的一座天文台。
随便看	rational curve rational curve and surface rational cut rational cutting problem rational cycle rational density rational design rational diagonal rational differential equation rational distance rational distance problem rational division algebra rational divisor rational divisor over k rational domain rational double point rational drug design rational drug use monitoring system rational economic man rational egoism rational element rational-emotive-behavioral therapy rational equation rational equivalence rational equivalence class

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。