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Gegendruck m | |||
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Rücklaufdruck m | |||
Gegendruck m; Rueckstelldruck m |
contre pression: 20 phrases in 9 subjects |
Agriculture | 1 |
Chemistry | 3 |
Communications | 1 |
Construction | 2 |
Earth sciences | 2 |
Electronics | 3 |
Mechanic engineering | 3 |
Metallurgy | 4 |
Municipal planning | 1 |