Test of Preventing Seepage by Using Plugging Flake in Borehole[J]. COAL GEOLOGY & EXPLORATION, 1987, 15(1): 62-64.
Citation: Test of Preventing Seepage by Using Plugging Flake in Borehole[J]. COAL GEOLOGY & EXPLORATION, 1987, 15(1): 62-64.

Test of Preventing Seepage by Using Plugging Flake in Borehole

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