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μηχανή κοπής με κρούση |
a percussione : 18 phrases in 12 subjects |
Agriculture | 3 |
Chemistry | 1 |
Coal | 2 |
Cultural studies | 1 |
Electronics | 1 |
General | 2 |
Information technology | 1 |
Life sciences | 3 |
Materials science | 1 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Oil / petroleum | 1 |