“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	standard normal distribution standard notation standard observation Standard Occupational Classification standard of aircraft noise for environment around airport standard of classification Standard of Classification for Drought Disaster standard of dosimetry for environmental radiation standard of dosimetry for radiation processing standard of dosimetry for radiation protection standard of dosimetry for radiodiagnosis standard of dosimetry for radiothrapy standard of fire class standard of gravity gradiometer standard of image for rdiography standard of length standard of living and livelihoods of migrants standard of luminous intensity standard of photography standard of photometric measurement standard of policy instrument evaluation Standard of POS Tag of Contemporary Chinese for CIP GB/T 20532-2006 standard of proof standard of scheduled time and quantity standard of scheduled time and quatity

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。