“宫颈输精”的概念、定义、翻译、参考文献-科学参考

单词	宫颈输精
释义	宫颈输精 Encyclopedia 农学[猪生产学]释 cervix insemination（traditional insemination）宫颈输精（常规输精）利用输精管将公猪精液输入发情母猪子宫颈，通过母猪子宫收缩产生负压将精液吸入子宫，用来替代自然交配的输精方式。
随便看	partial numerator partial operation partial operator partial-operator partial operator algebra partial operator-differential equation partial order partial ordered set partial ordered set, poset partial order ideal partial ordering partial ordering relation partial order length partial order relation partial order relational model partial order set partial order width partial ossicular replacement prosthesis partial parsing partial pivot partial pivoting partial plane partial polarization partial potential partial power on

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。