“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	positive angle shot positive asymmetry positive bias positive boundary positive bounded operator positive braid positive bundle positive calculus positive chain complex positive channel metal-oxide-semiconductor circuit positive channel metal-oxide-semiconductor integrated circuit positive charge positive closure positive clutch positive column positive complex positive component positive cone positive contrast positive contribution positive contribution Monte Carlo method positive control positive correlation positive crystal positive current

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。