“semimetric”的概念、定义、翻译、参考文献-科学参考

单词	semimetric
释义	semimetric [¦sem·i`me·trik] ^MATHEMATICS A real valued function d(x,y ) on pairs of points from a topological space which has all the same properties as a metric save that d(x,y ) may be zero even if x and y are distinct points. Also known as pseudometric.
随便看	Musophagidae Muspiceoidea mustard mustard gas mustard oil mustard-seed coal Mustilidae mutable gene mutagen mutagen persistence mutagen specificity mutant mutarotation mutase mutation mutation fixation mutation hot spot muthmannite Mutillidae muting circuit muting switch mutism muton mutual admittance mutual branch

科学参考收录了103327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。