“difference family”的概念、定义、翻译、参考文献-科学参考

单词	difference family
释义	difference family Encyclopedia 理学组合设计释 difference family差族设是阶阿贝尔群，其运算为加法，是群上的子集族，式中，。令。若中每个非零元在多重集中恰出现次，则称为上的一个差族。当时，简记为差族。当时，差族即为差集。 Mathematics ＞组合数学、组合设计与图论＞组合设计＞释义 difference family差族 difference family差族，广义差集
随便看	little flower Little Fool little group little group scaling little Ice Age little Joe Little law little moment problem Little Muddled God Little Nemo Little Nicholas Little number little-oh notation little-oh symbol Little Organum for the Theatre Little Otik Little Painter little Picard theorem Little Popo-Glidji Petition Little Queen Troupe of Yuju Opera in Henan Province Little Raindrop Little Red Flowers Little Rock Little Rock Incident Little Slap Fairy Tales

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。