“卫宁北山”的概念、定义、翻译、参考文献-科学参考

单词	卫宁北山
释义	卫宁北山 Encyclopedia 理学〔主要山脉和山峰〕释 Weining Beishan卫宁北山中国宁夏回族自治区宁南部弧形地貌的北缘界山。
随便看	projective quadric projective relation projective representation projective resolution projective scale projective scaling method projective scheme projective second-order curve projective set projective space projective space over a scheme projective special linear group projective special orthogonal group projective special unitary group projective spectrum projective spectrum of a ring projective stationary set projective straight line projective structure projective subcone projective subspace projective surface projective symplectic group projective system projective system of topological groups

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。