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| Doppelwand f; doppelte Wand | |||
| zweiwellig | |||
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| Doppelwand f | |||
| double wall: 45 phrases in 11 subjects |
| Chemistry | 1 |
| Construction | 17 |
| Customs | 1 |
| Energy industry | 1 |
| General | 5 |
| Materials science | 2 |
| Mechanic engineering | 2 |
| Medical appliances | 3 |
| Packaging | 5 |
| Technology | 5 |
| Радиоактивное излучение | 3 |