“ordinary pencil of straight lines”的概念、定义、翻译、参考文献-科学参考

单词	ordinary pencil of straight lines
释义	ordinary pencil of straight lines Mathematics ordinary pencil of straight lines通常直线束
随便看	contradictory propositional calculus contradictory relation contradictory set of formulas contradictory theory contradirectional coupling Contrafactum contraflexure contra-flow contragradience contragradient contragradient automorphism contragradient composition contragradient isomorphism contragradient linear transformation contragradient mapping contragradient matrix contragradient module contragradient representation contragradient set contragradient transformation contragredient contragredient automorphism contraharmonic mean contraindicated during pregnancy contraindicated in diet

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。