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| mechanischer Abbau | |||
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mechanical breaking : 2 phrases in 2 subjects |
| Life sciences | 1 |
| Natural resourses and wildlife conservation | 1 |
| |||
| mechanischer Abbau | |||
|
mechanical breaking : 2 phrases in 2 subjects |
| Life sciences | 1 |
| Natural resourses and wildlife conservation | 1 |