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| radioaktive Quelle | |||
| heisse Quelle | |||
| Strahlungsquelle f | |||
| Strahlenquelle f; Aktivitätsquelle f | |||
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radioactive source : 26 phrases in 8 subjects |
| Earth sciences | 1 |
| Electronics | 2 |
| Health care | 1 |
| Medical | 1 |
| Medical appliances | 6 |
| Natural resourses and wildlife conservation | 3 |
| Nuclear physics | 8 |
| Physics | 4 |