| Typicality: | 0.338 |
| Saliency: | 0.206 |
| for orbit raising | 5 | purpose |
| spacecraft → use → electric propulsion | 4 |
| spacecraft → be propelled by → electric engines | 3 |
| negative | neutral | positive |
| 0.052 | 0.709 | 0.239 |
| Raw frequency | 7 |
| Normalized frequency | 0.206 |
| Modifier score | 0.500 |
| Perplexity | 268.190 |