“免耕”的概念、定义、翻译、参考文献-科学参考

单词	免耕
释义	免耕 Encyclopedia 农学水土保持农业耕作措施释 no-tillage免耕播种前不单独进行土壤耕作，而在茬地上直接播种的一种耕作方法。
随便看	quadratic rate of increase quadratic reciprocity quadratic reciprocity law quadratic reciprocity theorem quadratic recurrence equation quadratic representation quadratic residue quadratic residue modulo m quadratic residue symbol quadratic residue theorem quadratic risk quadratic root quadratics quadratic sieve quadratic sine quadratic smoothing quadratic solitons quadratic space quadratic space of a quiver quadratic square quadratic stability quadratic stabilizability quadratic stabilization control quadratic Stark effect quadratic sum

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。