“UPC”的概念、定义、翻译、参考文献-科学参考

单词	UPC
释义	UPC Encyclopedia 历史学喀麦隆历史释 Union of the Peoples of Cameroon；UPC喀麦隆人民联盟喀麦隆民主主义政党，左翼政党。 Mathematics UPC = universal product code通用产品代码
随便看	permutation graph permutation group permutation homeomorphism permutation identity permutation index permutation inversion permutation involution permutation matrix permutation of arguments permutation of a set permutation of codes permutation of columns permutation of elements permutation of indices permutation of numbers permutation of planar on shell diagram permutation of planar on-shell diagram permutation of planar onshell diagram permutation of rows permutation of variables permutation operator permutation pattern permutation pseudo-tensor permutation rank permutation relation

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。