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The process of economic transformation of the modern city , business in the urban industrial structure gradually occupy an important position , the layout of the business center decided the operation efficiency of the urban commercial function . Close relationship exists between the city's commercial center layout factors usually associated with land use change showed spatial information , such as land space expansion function of land replacement, thickening of the land space . Therefore, building to cope with the layout of urban land use change in the city 's commercial center , not only can effectively play the commercial value , but also conducive to optimize the use of land . Based on this, the thesis applies the theory of land economics , land intensive use of theory , central place theory , system engineering theory , underground space development theory , with the help of GIS platform , based on the intensive use of land , the balance of supply and demand , from two-dimensional to three-dimensional perspective , first of all, on the basis of theoretical research , building dynamic land use change in the layout of the city's commercial center optimization plan . Second , to understand the history of the evolution of Liuzhou Land Expansion and business center , looking Liuzhou business center pattern and land use change law to build the city's commercial center evaluation system . Then , through qualitative and quantitative analysis methods , the pattern on the basis of the status quo business center , combined with the future land use change, planning and design of urban commercial center layout Comparison Programme and screening programs up to evaluation by the city 's commercial center , as the future land use the city's commercial center under development forecast optimize the layout of the program , and the city's commercial center for different types corresponding internal layout mode , and promote the realization of of Liuzhou commerce urban transformation . Finally, in turn , promote the orderly development of the land in SOD mode , proposed urban land optimize the use of strategies .
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