Research Article
Effects of Doping Glass Fibers on the Early Strength of Sand-Based Cemented Paste Backfill for Solid Wastes Disposal in a Coal Mine
Figure 3
Particle size distributions. (a) Fly ash. (b) Aeolian sand. (c) Cement. (d) Quicklime.
(a) |
(b) |
(c) |
(d) |