“宋农田水利约束”的概念、定义、翻译、参考文献-科学参考

单词	宋农田水利约束
释义	宋农田水利约束 Encyclopedia 工学〔中国历代水利法规〕释 Irrigation and Drainage Rules of the North Song Dynasty宋《农田水利约束》中国北宋颁布的有关农田水利政策的条例。又称《农田利害条约》。熙宁二年（1069）十一月施行，是王安石变法的内容之一。
随便看	polynomial time computable distribution polynomial time hierarchy polynomial time many-one reducible to polynomial time reducible language polynomial time reduction polynomial time samplable distributions polynomial time Turing reducible to polynomial trend polynomial triangle center polynomial valuation polynomial-valued polynomial vector field polynomial without affect polynomial without constant term polynorbornene polynosic polynuclear polynuclear coordination compound polynuclear metal complex polynucleate polynucleotidase polynucleotide polynucleotide phosphorylase poly (N-vinyl carbazole) poly (Nvinylimidazole)

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。