“animal with special economic value”的概念、定义、翻译、参考文献-科学参考

单词	animal with special economic value
释义	animal with special economic value Encyclopedia 农学特种经济动物释 animal with special economic value特种经济动物在传统畜牧业所涉及的常见物种（如猪、牛、羊、马、驴、骡、鸡、鸭等）之外，有一定人工养殖规模并供应市场，为人类提供肉、蛋、奶、毛皮、纤维等产品，或满足役用、运动等需要的动物种类。又称特种畜禽。是农业部门的常用术语。
随便看	positive punishment positive quadratic differential positive quadratic form positive quantity positive ray function positive real axis positive real control positive real function positive real number positive real part positive real system positive recurrent point positive recurrent state positive reinforcement positive relation positive result positive root positive root system positive rotation positive school of criminology positive selection positive self-adjoint operator positive self-regard positive semi-definite positive semi-definite form

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。