emergency power supply : 16 phrases in 12 subjects |
Architecture | 1 |
Automated equipment | 1 |
Construction | 3 |
Electricity | 1 |
Energy industry | 1 |
Energy system | 2 |
Football | 1 |
Gas processing plants | 1 |
Law | 1 |
Makarov | 1 |
Nuclear and fusion power | 2 |
Oil / petroleum | 1 |