| |||
combustion time | |||
burning time | |||
fire duration | |||
burning period | |||
combustion period; burning duration; burning hours |
продолжительность горения: 12 phrases in 6 subjects |
Astronautics | 4 |
Automobiles | 3 |
Construction | 1 |
Electrical engineering | 1 |
Energy industry | 1 |
Firefighting and fire-control systems | 2 |