flame-front
| propagation time
| flame front | |
| engin. | Flammfront |
| propagation time | |
| commun. | Laufzeit |
| el. | Laufzeit |
| |||
| Flammfront f | |||
| Flammenfront f | |||
|
flame-front : 4 phrases in 3 subjects |
| Engines | 2 |
| General | 1 |
| Metallurgy | 1 |