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| borehole (1) |
| flow velocity (1) |
| leach solution (1) |
| oxygen (1) |
| pregnant solution (1) |
| saturation (1) |
| sulfuric acid (1) |
| borehole (1) |
| flow velocity (1) |
| leach solution (1) |
| oxygen (1) |
| pregnant solution (1) |
| saturation (1) |
| sulfuric acid (1) |