| 下标 | 地质构造单元 | 深度(/km) | α0 (km/m3) | α1 (km/m3) |
| 1 | OCC (Oceanic Crust) | 0.0~3.0 | 2600 | 125 |
|
|
| 3.0~5.0 | 2850 | 50 |
|
|
| 5.0~Moho | 2950 | 0 |
| 2 | BAS (Basins) | 0.0~40.0 | 2626 | 12.5 |
|
|
| 40.0~101.0 | 3122 | 0 |
| 3 | IGP (Igneous Provinces) | 0.0~40.0 | 2626 | 12.5 |
|
|
| 40.0~101.0 | 3122 | 0 |
| 4 | ORC (Orogenetic Crust) | 0.0~29.0. | 2630 | 11.3 |
|
|
| 29.0~39.0 | 2669 | 10 |
|
|
| 39.0~101.0 | 2880 | 4.6 |
| 5 | SHI (Shields) | 0.0~40.0 | 2626 | 12.5 |
|
|
| 40.0~101.0 | 3122 | 0 |
| 6 | PLA (Platforms) | 0.0~40.0 | 2626 | 12.5 |
|
|
| 40.0~101.0 | 3122 | 0 |
| 7 | EXC (Extended Crust) | 0.0~20.0 | 2554 | 17.5 |
|
|
| 20.0~30.0 | 2643 | 13 |
|
|
| 30.0~101.0 | 3031 | 0 |
| 8 | OCR (Oceanic Ridges) | 0~Moho | 2600 | 0 |