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各工艺过程广泛采用高效率的自行式设备,是改进巷道掘进方法的基础。采用自行式设备与采用移动式设备相比,可使掘进工劳动生产率提高1～1.5倍。同时,还可加
The extensive use of high-efficiency self-propelled equipment in each process is the basis for improving roadway excavation methods. The use of self-propelled equipment and mobile devices compared to the excavator can increase labor productivity by 1 to 1.5 times. At the same time, you can add