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противоптичий | заградитель
| заградитель | |
| gen. | band-elimination filter |
| chem. | trap |
| el. | band-elimination filter |
| energ.ind. | choke |
| mil. tech. | planter |
| nautic. | layer; minelayer |
| tech. | rejector; stopper; wave trap |
|
противоптичий : 1 phrase in 1 subject |
| Power lines | 1 |