 |
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| ртутная дуга | |||
| дуга в ртутных; электрическая дуга в ртутных парах | |||
| разряд в ртутных парах; дуга в ртутных парах | |||
| mercury arc: 80 phrases in 14 subjects |
| Automated equipment | 1 |
| Chemistry | 1 |
| Construction | 2 |
| Electrical engineering | 2 |
| Electronics | 7 |
| General | 1 |
| Lighting other than cinema | 12 |
| Makarov | 13 |
| Medical appliances | 1 |
| Metallurgy | 1 |
| Nanotechnology | 1 |
| Nautical | 2 |
| Physics | 1 |
| Technology | 35 |