掘进机掘进技术的发展现状

Status of Development of Excavator

通过对悬臂式巷道掘进机的发展历史和研制现状的分析，提出了如何确定掘进能力以及选择截割头和截齿的方法，指出了提高掘进机掘进技术需要研究的发展方向。

Through analyzing the development history and status of boom type excavator,the paper puts forward the methods of how to determine the capacity of excavation and select cutting head and cutting tooth,points out the development trend of excavator.