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Nach-Tertiärzeit | |||
an vierter Stelle; quartär; Vierbindigkeit; quarternär; Quartär- | |||
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Quartaer Formation |
quaternario: 40 phrases in 11 subjects |
Agriculture | 5 |
Chemistry | 6 |
Communications | 1 |
Earth sciences | 5 |
Economy | 1 |
Electronics | 4 |
General | 1 |
Medical | 2 |
Metallurgy | 2 |
Power lines | 12 |
Textile industry | 1 |