“grassland irrigation water use efficiency”的概念、定义、翻译、参考文献-科学参考

单词	grassland irrigation water use efficiency
释义	grassland irrigation water use efficiency Encyclopedia 农学草地灌溉工程设计释 grassland irrigation water use efficiency草地灌溉水利用效率单位灌溉用水量投入所能生产的牧草农作物的经济产品数量。
随便看	knowledge model knowledge modeling knowledge navigation Knowledge Network knowledge network knowledge officer knowledge of the world knowledge ontology Knowledge Organization knowledge organization knowledge organization system knowledge payment knowledge portal knowledge precipitation system knowledge pricing knowledge processing knowledge process outsourcing knowledge product knowledge production Knowledge Q-A system management knowledge quantitative evaluation knowledge quantity knowledge query and manipulation language knowledge query and manipulation language, KQML knowledge reasoning

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。