群集效应 meaning in English

cluster effect
constellation effect
crowding effect

Improving the effect of industrial agglomeration in nanjing , promoting the investment of largest 500 companies in the world
培育南京产业群集效应构架对世界500强招商的桥梁
In chapter three , the innovational advantage of technology - based enterprises is evaluated from a trimensional analysis of science and technology , economic performance , and enterprises cluster , the process and mechanism it underpins are examined with which small and medium sized technology - based enterprises boost the competitiveness of regional economy visualized as innovation effects , incentive effects , and cluster effects
第三章，从科技、运行机制与集群三个方面，分析了科技型中小企业的创新优势；阐述了科技型中小企业通过创新效应、机制效应、群集效应，提升区域经济竞争力的过程与机制。第四章，从区域经济增长层面，分析了科技型中小企业在区域经济发展和结构调整中的地位和作用。