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bearing film : 21 phrases in 10 subjects |
| Automobiles | 2 |
| Compressors | 2 |
| Electric machinery | 3 |
| Electronics | 1 |
| Mechanics | 1 |
| Metallurgy | 5 |
| Shipbuilding | 1 |
| Space | 1 |
| Steel production | 2 |
| Technology | 3 |
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