“庞加莱-伯克霍夫定理”的概念、定义、翻译、参考文献-科学参考

单词	庞加莱-伯克霍夫定理
释义	庞加莱-伯克霍夫定理 Encyclopedia 理学不可积系统释 Poincare-Birkhoff theorem庞加莱-伯克霍夫定理描述哈密顿系统的有理数环面在扰动下的命运的定理。由法国数学家庞加莱（Henri Poincaré，1854～1912）和美国数学家G.D.伯克霍夫（George David Birkhoff，1884～1944）先后提出。
随便看	Stone Gate stone gate tower Stone-Gel’fand theorem Stonehenge Stone Horses Temple Caves stone imperial edict about confirmation of honours and ranks stone implement media stone-inscribed prayer in the Gaxian Cave stone inscription Stone Inscription at Fengyugou Stone Inscription at Shexian Stone Inscription in the Xianbei's Stone Chamber Stone Inscription of Guanghe Six Year Stone Inscription of Opening Baoxie Road by Chujun Stone Inscription of the Elders' Deeds in Shitingli for Land Property Transaction Stone Inscription of the Han Dynasty at Alxa Meng stone inscription of Wei and Jin Dynasties Stone Inscription on the Tower of Kaimu Temple Stone Inscription Scriptures Wall at Heri Temple Stone Inscriptions in Jurchen Hierogryphic Stone Inscriptions in Khitan Hieroglyphic Stone Inscriptions in Mongolian Script Stone Inscriptions in Western Xia (Tangut) Hieroglyphic Stone Inscriptions in Western Xia(Tangut) Hieroglyphic Stone Inscriptions of Ancient Calligraphy Masterpieces of the Baoxian Hall

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。