西湾露天煤矿采区间留沟模式及高度研究

韩英华, 张建清, 董春雨, 王恒荣, 马 力

Research on the retention mode and height of trenches between mining areas of Xiwan Open-pit Coal Mine #br#

煤炭工程 . 2026, (4): 26 -32 .  DOI: 10.11799/ce202604004