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| |||
| acceleration period | |||
| period of acceleration | |||
| accelerating period | |||
| duration of accelerating period | |||
| accelerating period (при работе подъёмной машины) | |||
| initial accelerating period; notching period | |||
| период ускорения: 4 phrases in 3 subjects |
| Astronautics | 2 |
| Electronics | 1 |
| Military | 1 |