Table I.
Mesh densities of major and minor grids.
| Case | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
|---|---|---|---|---|---|---|---|---|---|
| Major | Major | Major | Major | Major | Major | Major | Major | Major | |
| Minor | Minor | Minor | Minor | Minor | Minor | Minor | Minor | Minor | |
| I | 12 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| 12 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | |
| J | 12 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| 12 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | |
| K | 17 | 17 | 18 | 18 | 18 | 20 | 20 | 21 | 22 |
| 12 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |