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| cable bolt (1) |
| logistic function (1) |
| longwall face advance rate (1) |
| mine surveying observations (1) |
| rocks displacement (1) |
| soft rocks (1) |
| support’s racks penetration into the floor (1) |
| system “support - rockmass” (1) |
| zone of disintegrated rocks (1) |
| вдавливание стоек крепи (1) |