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1.
Long-distance Pipeline In Loess Dark Hole Impact Analysis
2.
Study On Roof Control Technology Of Stope With Upword Horizontal Slice Filling In A Lead-zinc Mine
3.
Study On Roof Stability Of Goaf With Hard Surrounding Rock
4.
Stability Analysis And Treatment Technology Research Of The Old Goaf Of Sinochem Yunlong Mizuzhao Phosphate Mine
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