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The concentration of Industries In cities is a commonphenomenon In the course of urhanlzatlon.The reason isIballhe concenlralbn orsndustrles wsuob重alnlhe‘乞concen-traied conomlc returns.” The concentration ofindustriesincities has occupied more land for indutrial use ifthe industri-al land use makes up a very low proportion in the total landuse In cities,the concentrated e门Dciency can not be broughtinto play.Ifthe Proportion is too big,land for other func-nons will be squeezed out,thus affecting the full play of theoverall functions of＊theons urban land.The unreasonable indus-trial land used now exists in Chinese cities.
The concentration of Industries In cities is a commonphenomenon In the course of urhanlzatlon.The reason isIballhe concenlralbn orsndustrleswsuob重重nnhe’乞concen-traied conomlc returns.” The concentration ofindustriesincities has occupied more land for indutrial use ifthe industri-al land use makes up a very low proportion in the total landuse In cities, the concentrated e门Dciency can not be broughtinto play.Ifthe Proportion is too big,land for other func-nons will be squeezed out,thus affecting the full play of theoverall functions of*theons Urban land.The unreasonable indus-trial land used now exists in Chinese cities.