“乌银镶嵌工艺”的概念、定义、翻译、参考文献-科学参考

单词	乌银镶嵌工艺
释义	乌银镶嵌工艺 Encyclopedia 艺术学〔中世纪艺术作品〕释 Inlaid Niello乌银镶嵌工艺盎格鲁-撒克逊和维京艺术品中的工艺技巧。
随便看	positive quadratic form positive quantity positive ray function positive real axis positive real control positive real function positive real number positive real part positive real system positive recurrent point positive recurrent state positive reinforcement positive relation positive result positive root positive root system positive rotation positive school of criminology positive selection positive self-adjoint operator positive self-regard positive semi-definite positive semi-definite form positive semi definite Hermitian matrix positive semi-definite Hermitian matrix

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。