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| blasting (1) |
| excavator (1) |
| explosive (1) |
| mean fragmentation size (1) |
| muckpile angle (1) |
| surface mine (1) |
| blasting (1) |
| excavator (1) |
| explosive (1) |
| mean fragmentation size (1) |
| muckpile angle (1) |
| surface mine (1) |