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淡水生态系统
释义
淡水生态系统
Encyclopedia
理学
淡水生态系统
释
freshwater ecosystem
淡水生态系统
在一定的淡水水域内,所有水生生物与水域或无机环境相互作用,通过物质循环和能量转化构成的具有一定结构和功能的统一体。如池塘、淡水湖泊都是具体的淡水生态系统。
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finitely generated
finitely generated A-algebra
finitely generated Abelian group
finitely generated algebra
finitely generated cone
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finitely generated group
finitely generated ideal
finitely generated module
finitely generated module over a principal ideal domain
finitely generated object
finitely generated R algebra
finitely generated R-algebra
finitely generated ring
finitely generated semigroup
finitely isomorphic transformation
finitely many
finitely many elements
finitely nonzero function
finitely presentable
finitely presented
finitely presented A-algebra
finitely presented group
finitely presented module
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