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Hälterung : 44 phrases in 16 subjects |
Agriculture | 1 |
Building structures | 1 |
Coal | 1 |
Communications | 2 |
Construction | 3 |
Cultural studies | 1 |
Earth sciences | 4 |
General | 1 |
High energy physics | 1 |
Information technology | 1 |
Mechanic engineering | 4 |
Medical | 1 |
Piezoelectric crystals | 1 |
Technology | 1 |
Thermal Energy | 1 |
Transport | 20 |