 |
| doppelwändig: 26 phrases in 22 subjects |
| Agriculture | 1 |
| Automobiles | 1 |
| Aviation | 2 |
| Chemistry | 1 |
| Cinema equipment | 1 |
| Construction | 1 |
| Engines | 2 |
| Foundry | 1 |
| Geology | 1 |
| Machine components | 2 |
| Meat processing | 1 |
| Mechanic engineering | 1 |
| Medical appliances | 1 |
| Missiles | 2 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Pulp and paper industry | 1 |
| Quantum electronics | 1 |
| Refrigeration | 1 |
| Shipbuilding | 1 |
| Silicate industry | 1 |
| Textile industry | 1 |