“observation of developmental stages of grass”的概念、定义、翻译、参考文献-科学参考

单词	observation of developmental stages of grass
释义	observation of developmental stages of grass Encyclopedia 农学牧草发育期观测释 observation of developmental stages of grass牧草发育期观测对牧草发育进程和主要物候现象的观测。是畜牧气象的基本业务之一。
随便看	commutative-associative ring commutative Banach algebra commutative band commutative binary composition commutative center commutative cochain commutative composition commutative convergence commutative diagram commutative elements commutative extension commutative field commutative graded algebra commutative group commutative group object commutative groupoid commutative group scheme commutative half-algebra commutative hypergroup commutative identity commutative lattice commutative law commutative law of addition commutative law of multiplication commutative Lie algebra

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。