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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。
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multiplicity of a module
multiplicity of an eigenvalue
multiplicity of an ideal
multiplicity of a point
multiplicity of a pole
multiplicity of a representation
multiplicity of a ring
multiplicity of a root
multiplicity of a singular point
multiplicity of a solution
multiplicity of a tangent
multiplicity of a weight
multiplicity of a zero
multiplicity of intersection
multiplicity-one theorem
multiplicity theory
multiplier
multiplier algebra
multiplier group
multiplier ideal sheaf
multiplier method
multiplier of a canonical equation
multiplier of a cyclic difference set
multiplier of a difference set
multiplier of a group
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