“Thünen Ring”的概念、定义、翻译、参考文献-科学参考

单词	Thünen Ring
释义	Thünen Ring Encyclopedia 管理学屠能释 Thünen Ring屠能圈城市周围土地利用类型和农业集约化程度呈圈层变化，围绕城市消费中心形成的同心圆。又称杜能圈。
随便看	blood donation blood donation law blood drop direction angle blood drop flight direction blood drop impact angle blood-epididymis barrier blood feud blood fingerprint blood flow blood flow amount & capacity measuring devices blood flow models blood gas analyzing system blood gas monitor blood glucose blood glucose homeostasis blood group blood group substance blood group system blood jaundice blood laboratory devices and instruments bloodleaf blood-letting puncture blood-letting puncturing and cupping therapy blood-letting therapy blood-lipid modulators

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。