“土地肥力递减”的概念、定义、翻译、参考文献-科学参考

单词	土地肥力递减
释义	土地肥力递减 Encyclopedia 管理学农业土地释 diminishing fertility of land土地肥力递减在技术水平和生产力状况不变的情况下，人们在持续利用土地作为种植农作物的基本生产资料时，会使其肥力日益减退的现象。
随便看	closed elastic drive closed element closed embedding closed-end fund closed equivalence relation closed expression closed extension closed family of sets closed field closed filament closed filter closed fishing areas closed fishing season closed-flux device closed fork mounting closed form closed-form number closed-form solution closed formula closed fuel cycle closed function closed geodesic closed graph closed-graph mapping closed graph theorem

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。