“Liu Ta-Chung”的概念、定义、翻译、参考文献-科学参考

单词	Liu Ta-Chung
释义	Liu Ta-Chung Encyclopedia 经济学〔人物〕释 Liu Ta-Chung刘大中（1914-10-27～1975-08）中国经济学家、国际计量经济学家。是最早纳入美国主流的华裔经济学家之一，《新帕尔格雷夫经济学大辞典》收录传记的唯一一位华裔学者。
随便看	positive semi-definite matrix positive semi-definite operator positive semi definite quadratic form positive semi-definite quadratic form positive semi-definite rational function positive semigroup positive semiorbit positive semi-trough positive sense positive sense single-stranded RNA virus positive sequence positive series positive side positive sidelight positive sign positive skewness positive solution positive species interaction positive spinor positive staining positive strain energy positive strand positive subspace positive supportive reaction positive (symmetric) operator

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。