“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	general class general classification general climate regionalization General Collection of Jingming on Loyalty and Filial Piety General Collection of Qing Dynasty Proses general combining ability general community building general compact group General Confederation of Workers-Independent General Conference on Weights and Measures general construction general continuum hypothesis general contracting general contraction general controller General Convention of Inter-American Conciliation general coordinates transformation general coordinate system General Council of Trade Union, Japan general covariance general credit control general criterion general curve general cycloid general cylinder

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