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What is scaling in mining? |
What is a scaling bar in mining? |
What is a secondary roof in mining? |
What is a shaft in mining? |
What is shear in mining? |
What is shotcrete in mining? |
What is slickenside in mining? |
What is a slope mine in mining? |
What is sloughing in mining? |
What is spalling in mining? |
What is a sprag in mining? |
What is square set in mining? |
What is a stope in mining? |
What is strike in mining? |
What is the stripping ratio in mining? |
What is subsidence in mining? |
What is a sump in mining? |
What is a syncline in mining? |
What is through-steel in mining? |
What is white damp in mining? |
What is a vein in mining? |