This paper theoretically discussed two kinds of pre-displacement stopping phases.
本文从理论上讨论了两种预位移终止相。
This paper theoretically discusses the application of GIS in marketing and trade area analysis.
本文从理论上探讨了地理信息系统在市场营销和商圈分析中的应用。
This paper theoretically and empirically investigates the effect on TFP growth of human capital inequality.
本文通过理论和实证分析研究了人力资本不平等对全要素生产力增长的影响。
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