“农机作业委托”的概念、定义、翻译、参考文献-科学参考

单词	农机作业委托
释义	农机作业委托 Encyclopedia 农学施肥机械释 contract hire system of agricultural machines; CHS农机作业委托利用市场机制来实现农机社会化服务的经营方式。
随便看	contradiction law contradiction principle contradictoriness contradictory contradictory formal system contradictory proposition 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

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。