The third part researches the goal of the space regulation on the Changchun metropolitan district.

第三部分研究了长春大都市区空间调控的目标。

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The second part discusses the background of the space regulation on the Changchun metropolitan district.

第二部分讨论了长春大都市区空间调控的背景。

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The Kanshan fire power station in Xuzhou of Jiangsu chooses the district of the superficial karst in growth, the size distributes and the space of the karst have certain regulation.

江苏徐州阚山火力发电厂选址在岩溶发育比较浅层的区域，岩溶的大小和空间分布具有一定的规律性。

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Governments can either choose to leave people fuming in their cars (which wastes people's time and pollutes the air) or they can ration road space by regulation or by price.

ECONOMIST: Road pricing