 |
| |||
| underdense | |||
| low-density | |||
| low-specific-gravity | |||
| |||
| vacuity | |||
| reduced density | |||
| пониженной плотности: 19 phrases in 13 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Drilling | 1 |
| Geophysics | 1 |
| Medical | 3 |
| Metrology | 1 |
| Military | 2 |
| Navigation | 1 |
| Perfume | 2 |
| Polygraphy | 1 |
| Polymers | 1 |
| Radiology | 3 |
| Technology | 1 |