“Shanhai Guan”的概念、定义、翻译、参考文献-科学参考

单词	Shanhai Guan
释义	Shanhai Guan Encyclopedia 理学山海关释 Shanhai Guan山海关中国万里长城东端的重要关隘，古代军事重镇，著名游览区。旧称榆关、临渝关、临闾关。
随便看	Poincare-Birkhoff theorem Poincare Birkhoff Witt basis theorem Poincare-Birkhoff-Witt basis theorem Poincare-Birkhoff-Witt type basis Poincare conjecture Poincare divisor Poincare duality Poincare duality theorem Poincare element Poincare formula Poincare group Poincare inequality Poincare invariant Poincare invariant theorem Poincare Lefschetz duality Poincare-Lefschetz duality Poincare lemma Poincare limit cycle Poincare map Poincare metric Poincare recurrence Poincare return mapping Poincare scatterplot Poincare section Poincare sphere

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。