Digital city construction depth played a great role in promoting the advance of digital geographic information services technology. Many of the mining city of coal enterprises is closely related to the city, mingle with each other, build the Mining Group digitization urban digital. Fenxi Mining Group Company the Jiexiu area"digitized" three-dimensional geographic information systems to build the background of the key technologies in the urban construction of digital mine, and given the specific instance the results and suggestions for further studies on China mine urban the digital construction has certain reference significance.%数字城市建设的深入推进，对我国数字化地理信息服务技术起到了极大的推动作用。在众多的矿区城市中，煤炭企业与城市息息相关、彼此交融，构建矿业集团数字化也就是进行城市数字化。以汾西矿业集团公司介休地区“数字化”三维地理信息系统构建为背景，对数字矿区城市建设中的关键技术进行了探讨，并给出了具体的成果实例和进一步研究建议，对我国矿区城市数字化建设具有一定的参考意义。
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