Citation: | ZHANG Yinghua, YIN Gencheng, HUANG Zhian. Application research on the technology of incline high-position alley pumping in multi-coal-seam with close quarters and high-content methane[J]. Chinese Journal of Engineering, 2006, 28(3): 219-222. doi: 10.13374/j.issn1001-053x.2006.03.004 |