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| in-line engine; straight-type engine; inline engine; straight engine (Andrey Truhachev); straight-line engine (Andrey Truhachev) | |||
| single-row engine | |||
| однорядный двигатель: 12 phrases in 5 subjects |
| Armored vehicles | 1 |
| Automobiles | 4 |
| Makarov | 1 |
| Technology | 5 |
| Thermal engineering | 1 |