“农业环境保护发展史”的概念、定义、翻译、参考文献-科学参考

单词	农业环境保护发展史
释义	农业环境保护发展史 Encyclopedia 农学[农业环境保护总论]释 development history of agricultural environmental protection农业环境保护发展史防治土壤肥力过度衰竭、维护土地休养生息等农业环境保护的行为、制度、理论、技术及其体制机制的发展过程。
随便看	close collision close configuration close-confinement close coupling approximation close-coupling approximation close coupling calculation close-coupling calculation close cultivation of grassland close curve closed closed-and-open set closed-and-open subset closed and unbounded set closed and unbounded set; club set closed arc closed architecture closed ball closed base closed basin closed boundary closed-box model closed braid closed broken line closed card sorting closed category

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。