薄煤层下短距离泵送混凝土充填沿空留巷技术研究
衡多,张九雨
Research on short-distance pumped concrete used in the Gob-side Entry Retaining under thin coal seam
煤炭工程 . 2018, (11): 10 -13 .  DOI: 10.11799/ce201811003