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koputtelu (percussio); koputtelututkimus (percussio); perkussio 11] (percussio) | |||
ylämuotin isku välittömästi alamuottiin |
percussão : 20 phrases in 10 subjects |
Chemistry | 1 |
Coal | 2 |
Construction | 1 |
Electronics | 6 |
General | 1 |
Immigration and citizenship | 2 |
Industry | 3 |
Information technology | 1 |
Materials science | 1 |
Mechanic engineering | 2 |