Although Xi\'an\'s energy is gradually enhancing using the efficiency,the unit land area produces the economic value increases gradually,but because economic output\'s fast increase,the Xi\'an energy use the pressure which creates to the natural environment is getting bigger and bigger. (4) Increases in view of the construction land,must enhance the urban interior land consolidation exploitability,uses the space and the idle land effectively,raises the spatial three-dimensional use level;

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