Research Article
Contact Resistance between Calcareous Sand and Electrodes Based on the Two-Electrode Method
Table 1
Physical properties of calcareous sand.
| Particle size (mm) | Specific gravity | Maximum dry density (g·cm-3) | Minimum dry density (g·cm-3) |
| 1-1.5 | 2.74 | 1.35 | 1.15 | 1.5-2 | 2.73 | 1.33 | 1.13 | 2-2.5 | 2.71 | 1.30 | 1.11 |
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