“marginal land”的概念、定义、翻译、参考文献-科学参考

单词	marginal land
释义	marginal land Encyclopedia 经济学边际土地释 marginal land边际土地在一定的生产条件下，土地生产收益正好足以补偿所需费用（包括开垦土地的垫付费用和投资，以及生产过程中的各项生产费用）的土地。是西方土地经济学研究分析土地利用水平时常用的概念。
随便看	product of algebras product of cardinal numbers product of categories product of coal tar processing product of commutators product of correspondences product of cycles product of differences product of distributions product of elements product of extensions product of factors product of fiber bundles product of forms product of generalized functions product of graphs product of groups product of ideals product of inertia product of intervals product of knots product of languages product of lattices product of linear forms product of manifolds

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。