in this paper, according to the require of deep mining, the unconfined uniaxial compression strength test of backfill at a different ratio, different density and different curing age has been done.
根据矿山深井开采的需要,对不同灰砂配比、重量浓度和养护时间的高浓度水泥尾砂充填体试块在建材压力机上进行了无侧限单轴压缩强度测试。