The main contents of the water prospection and dewatering design is presented. The mining method for down? Coal? Seam is discussed. Some safety measures are put forward.
介绍了积水区探放水设计的主要内容，讨论了下煤层开采的基本方法，提出了几点重要的安全措施。
This paper discusses the problems of configuration, design and effectuation of coal mining CAD system.
探讨了煤矿CAD系统的配置、系统设计、系统实现等问题。
The paper introduced the design and application of CIMS for Yuanbaoshan coal Mining enterprise and a total model was given.
介绍了元宝山露天煤矿CIMS设计与实施的方法，并给出了系统的总体模型。
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