“discrete metric”的概念、定义、翻译、参考文献-科学参考

单词	discrete metric
释义	discrete metric Mathematics The metric d defined on a non‐empty set X by d(x, x) = 0; d(x, y) = 1 if x ≠ y. In a discrete metric space every set is open (see open set).
随便看	glacilacustrine glacio- rolling condition rolling friction roll-in roll-out Rollo (860–931) rollover rollover anticline roll-over of loans roll reversal roll stationery roll-type uranium ore ROM Roman Britain (43–410) Roman Catholic Church Roman civil wars Roman empire Romanenko, Roman (1971– ) Romanenko, Yury (1944– ) Romania Romanian Space Agency Romankov number Roman law Roman legion Roman numeral

科学参考收录了60776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。