based on the three-dimensional perspective of market, industry and space based on the two-dimensional perspective of rural and urban areas 长江中游城市群一体化模式选择与机制研究：基于市场、产业、空间三维视角：based on the three-dimensional perspective of market, industry and space based on multidimensional perspective for investigation based on the comparative perspective of China and Japan based on the oerspective of industry value chain based on the perspective of domestic industrial linkage based on the dual perspectives of management and auditors based on the research perspective of monetary circulation