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Ertrag m; Wasserverteilung f | |||
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Ertrag m; Wasserverteilung f | |||
Wasserversorgung f |
distribuzione d'acqua : 25 phrases in 7 subjects |
Electronics | 4 |
Energy industry | 3 |
Environment | 4 |
General | 6 |
Mechanic engineering | 3 |
Municipal planning | 2 |
Patents | 3 |