“乌尔曼条件”的概念、定义、翻译、参考文献-科学参考

单词	乌尔曼条件
释义	乌尔曼条件 Encyclopedia 理学乌尔曼条件释 Ullman conditions乌尔曼条件美国学者乌尔曼对1948年美国发布的铁路货运流数据进行研究后，提出两个地点之间发生空间相互作用需满足互补性、干预机会、可运输性三个基本条件。
随便看	operator-irreducible representation operator-isomorphic operator isomorphism operator isomorphy operator loop operator mean operator method operator module operator monotone operator norm operator object operator of best approximation operator of finite rank operator of finite trace operator of Fourier type operator of fractional power operator of left translation operator of mass operator of multiplication operator of nonprincipal type operator of nuclear class operator of potential type operator of principal type operator of right translation operator of rotation

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。