The test results showed that at a tailings/ cement ratio of 6 ∶ 1 and paste backfill density of 80% and 28 day curing cycle, the compressive strength reached 3.79 MPa;

  • 试验结果表明,在尾砂水泥比为6∶1,浓度80%时,28d抗压强度达到3.79MPa;

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