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Zentralabstandsfeder f | |||
Spirale f | |||
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Schnecken f; Spiralen f |
spiraal : 26 phrases in 12 subjects |
Agriculture | 1 |
Chemistry | 4 |
Coal | 1 |
Construction | 2 |
Earth sciences | 1 |
Electronics | 4 |
Industry | 1 |
Materials science | 2 |
Mechanic engineering | 4 |
Medical | 4 |
Technology | 1 |
Transport | 1 |