城市经济基础研究
the study on urban economic basis
国际基础经济合作
International Basic Economic Co-operation
经济基础－上层建筑
the economic base and superstructure
社会经济基础建设
socio-economic infrastructure
特殊社会经济基础
special social and economic base
经济分析基础
basis of economic analysis
经济制度基础
economic system foundation
循环经济科学基础
scientific foundation of circular economy
浅基础基础埋置深度
embeded depth of foundation
宏观经济基本状况
macroeconomic fundamentals
美国经济基金会
american economic foundation