“reverse pyramid of grassland system”的概念、定义、翻译、参考文献-科学参考

单词	reverse pyramid of grassland system
释义	reverse pyramid of grassland system Encyclopedia 农学草业系统“倒金字塔”释 reverse pyramid of grassland system草业系统“倒金字塔” 在人类强烈干预和已有科学技术手段支持下，通过农学措施提高各个转化阶段的草地生产能力，使经济效益逐级放大（或增值）的“倒金字塔”模式。
随便看	source of a mapping source of a morphism source of a network source of a tree source of a vector field Source of Ci-Poetry source of energy source of environmental law source of environmental t tritium source of error source of information source of innovation source of international tax law source of public security intelligence source of selected titles source of variation Source of War in the Far East source particle source peeling source place source plasma source plasma collection source plasma management source [point] source point

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。