The management information system of mine enterprise has close relationship with mining engineering, mine management and computer technology.

矿山企业信息系统与矿山工程、矿山管理、计算机技术密切相关。

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The system was applyed in the design for the mining engineering, the manufacture management, the scientific research and the teaching. It bring the favorable effect moreover.

该系统在采矿工程设计、生产管理和科研教学中进行使用，效果良好。

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The hydraulic hinged joint steering system now finds wide use in front—loading machinery, heavy truck and self—propelled mining and engineering vehicles.

目前，在前端式装载机、大型车辆及其它自行式矿山和工程机械上广泛地采用了液压传动的铰接转向方式。

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