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| регулятор уровня | |||
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| регуляторы уровня | |||
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level regulator : 20 phrases in 12 subjects |
| Automated equipment | 1 |
| Construction | 1 |
| General | 1 |
| Makarov | 3 |
| Natural resourses and wildlife conservation | 1 |
| Nautical | 1 |
| Oil / petroleum | 2 |
| Plastics | 1 |
| Polygraphy | 1 |
| Refrigeration | 1 |
| Technology | 5 |
| Water resources | 2 |