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| контроль изоляции (MichaelBurov) | |||
| проверка изоляции (oleg.vigodsky) | |||
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insulation testing : 12 phrases in 9 subjects |
| Automated equipment | 1 |
| Construction | 1 |
| Electrical engineering | 1 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Production | 1 |
| Rail transport | 1 |
| Telecommunications | 2 |