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belt conveyors : 72 phrases in 15 subjects |
Agriculture | 1 |
Chemistry | 2 |
Coal | 3 |
Economy | 1 |
General | 3 |
Industry | 15 |
Materials science | 2 |
Mechanic engineering | 10 |
Medical | 1 |
Metallurgy | 7 |
Meteorology | 9 |
Natural sciences | 1 |
Packaging | 10 |
Technology | 1 |
Transport | 6 |