8月17日，参观者在观看内蒙古矿产分布图。当日，内蒙古自治区首届矿业博览会在呼和浩特市开幕，共有78家单位参会。博览会将通过会展、专题研讨等形式开展各类交流活动，为矿业产业链各环节企业提供交流平台，并通过引进先进技术和机械设备及管理理念，优化产业结构，推动矿业产业发展。新华社记者 邓华 摄      On August 17,，Visitors watch in Inner Mongolia mineral profile。On that day，Inner Mongolia autonomous region in the first mining expo opening Hohhot，A total of 78 participants unit。Expo will be through the exhibition、Workshops and other forms in all kinds of activities，Mining industry chain for each link enterprise provide communication platform，And through the introduction of advanced technology and equipment and management concept，Optimize industrial structure，To promote the development of mining industry。Xinhua news agency reporters DengHua perturbation 

    8月17日，参观者在观看地矿标本。新华社记者 邓华 摄     On August 17,，Visitors watch in geological samples。Xinhua news agency reporters DengHua perturbation