大断面六角形进路采矿法结构参数优化研究
张钦礼,蒋超余,高翔,刘斌

Study on Optimization of Structural Parameters of Hexagonal Mining Method with Large Cross-section
Qinli ZHANG,Chaoyu JIANG,Xiang GAO,Bin LIU
表3 各循环平均凿岩效率记录
Table 3 Average drilling efficiency records for each cycle(m/min)
采矿方案各循环凿岩效率平均
123456789101112
大断面正梯形1.61.92.01.92.31.82.32.42.12.01.92.02.02
大断面倒梯形1.92.52.32.02.42.52.32.42.4---2.29
普通断面1.11.21.21.51.41.21.31.01.11.01.41.61.25