工业聚集经济指数是衡量城市聚集经济效应的重要尺度。
Industrial agglomeration economy index is an important measure of urban agglomeration economy effect.
聚集经济原理是城市和区域经济理论中的经典思想，聚集经济效应是城市化过程中的基础效应。
Aggregated economy theory is the classical principle of urban and region economy theory while aggregated economy effect is the basic effect during the process of urbanization.
会展经济是以会议和展览为中心的一种新型经济，是一种聚集效应和辐射效应都很强的综合经济。
The convention and exhibition economy is a new type of economy centered on conference and exhibition, a comprehensive economy with strong aggregation and radiation effects.
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