“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	coordinating size coordination coordination ambiguity coordination atom coordination balance coordination bond coordination bonding coordination catalysis coordination catalyst coordination chemistry coordination chemistry of technetium coordination compound coordination compound; complex coordination copolymerization of ethylene and polar monomers coordination distance for interference coordination effect coefficient coordination equilibrium coordination face coordination hydride hydrogen storage coordination induced rearrangement coordination-induced rearrangement coordination in system coordination ion coordination isomerism coordination mechanism

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