“perennial cultivated grassland”的概念、定义、翻译、参考文献-科学参考

单词	perennial cultivated grassland
释义	perennial cultivated grassland Encyclopedia 农学扁蓿豆释 perennial cultivated grassland多年生人工草地采用农业技术措施，用多年生草本植物人为播种建植的草地。
随便看	elementary solution elementary space elementary species elementary stage in fluid machinery design elementary state elementary strategy elementary subdivision elementary submodel elementary substance elementary substructure elementary subsystem elementary sum elementary surface elementary surgery elementary symmetric expression elementary symmetric function elementary symmetric functions elementary symmetric polynomial elementary syntax elementary system elementary theory elementary theory of numbers elementary tissue elementary tone elementary topological Abelian group

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。