“杜能环”的概念、定义、翻译、参考文献-科学参考

单词	杜能环
释义	杜能环 Encyclopedia 经济学农业区位论释 Thunen's circles杜能环德国经济学家J.H.von杜能（Johan Heinrich von Thunnen，1783～1850）提出的有关农业生产布局的圈层结构。
随便看	fullerene derivative fullerene derivatives fullerene ligand fullerene organic solar cell fullerite Fullerphone Fuller W. Bazer full-face boring machine method full-face excavating method full factorial design full faithful functor full flag full flag structure full-floating mandrel mill full-flow staged combustion liquid rocket engine full form full form sculpture full-frame CCD full frame digital camera full functor full grain leather full group full group of automorphisms Full History of Great Vietnam full homomorphism

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。