市政工程论文发表刊物_【建筑工程师论文发表】_【建筑职称论文发表】_建筑职称论文_建筑论文网 关键词： 煤矿巷道，U型棚 ，工字钢 ，支护技术[gap=277]Keywords: coal mine roadway, U tent, range, supporting technology
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Different kinds of bolts have different anchorage performances and different applicable conditions. Resin bolts are dominant in the coal mine roadway support bolts in China.
煤矿巷道锚杆的种类繁多,我国煤矿巷道锚杆以树脂粘结式锚杆居多。
参考来源 - 新型机械式可回收端锚杆支护机理及应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Describes the use of the device in coal mine roadway turning.
介绍了这种装置在煤矿井下转弯巷道中的使用情况。
Tunneling machine is the most important device in mechanical tunneling of coal mine roadway, but it is operated by driver with hands.
掘进机是煤矿巷道机械化掘进中最重要的设备，目前仍由司机手动操作。
It is widely used in coal mine roadway, working surface, and other fields of roadway. It got better efficacy on unstable surrounding rocks.
广泛应用于矿井下巷道，工作面切眼，峒室及其它领域的巷道支护，对处理不稳定围岩效果更佳。
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