“triple system”的概念、定义、翻译、参考文献-科学参考

单词	triple system
释义	triple system Encyclopedia 理学三元系释 triple system三元系设为元集，为的某些元子集（称为区组）的族，若的任一元子集恰好包含在的个区组中，则称为三元系，记为。 Mathematics ＞组合数学、组合设计与图论＞组合设计＞释义 triple system三元系 triple system三元系^†
随便看	National Defense Education Act (U.S.A.) national defense forests national defense photography National Defense Theater Company National Democratic Congress national democratic movement in the Third World national desert expedition of China national desert park National Diet Library National Digital Library Construction and Service Joint Meeting National Digital Library Project of China National Digital Publishing Base in Guangdong National Digital Publishing Base in Jiangsu National Digital S&T Literature Preservation Infrastructure National Dinosaur Museum: Canberra National Doctoral Students Academic Forum of Information Science national "double first-class" discipline construction institutions in grassland science discipline National Drama Movement national drill-hole database National drug standards National Ecological Environment Construction Plan national ecological industrial demonstration park National Ecological Observatory Network of America national ecological security national ecology garden city

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