“地力分级法”的概念、定义、翻译、参考文献-科学参考

单词	地力分级法
释义	地力分级法 Encyclopedia 农学地力分级法释 evaluation index system for cultivated land fertility地力分级法利用土壤养分测试资料和田间试验结果，将土壤肥力分成若干等级，根据养分丰缺等级确定施肥建议的方法。
随便看	quotient bundle quotient category quotient chain complex quotient coalgebra quotient complex quotient-difference algorithm quotient-difference table quotient dimension quotient field quotient filtration quotient frame quotient function quotient functor quotient game quotient graph quotient group quotient G-set quotient ideal quotient lattice quotient law quotient Lie algebra quotient Lie group quotient linear space quotient loop quotient manifold

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。