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| inverse square law of distances | |||
| закон обратных квадратов расстояний: 4 phrases in 4 subjects |
| Antennas and waveguides | 1 |
| Mass media | 1 |
| Mechanics | 1 |
| Medical appliances | 1 |
|
| |||
| inverse square law of distances | |||
| закон обратных квадратов расстояний: 4 phrases in 4 subjects |
| Antennas and waveguides | 1 |
| Mass media | 1 |
| Mechanics | 1 |
| Medical appliances | 1 |