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| système stationnaire | |||
| ensemble robuste; système stable | |||
| устойчивая система: 17 phrases in 11 subjects |
| Astronautics | 4 |
| Chemistry | 1 |
| Fishery fishing industry | 1 |
| Foreign policy | 2 |
| Information technology | 2 |
| Mathematics | 1 |
| Mechanic engineering | 1 |
| Name of organization | 1 |
| Radio | 1 |
| Soil science | 1 |
| United Nations | 2 |