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| purification facility (Equipment for the removal of impurities and unwanted constituents from a medium; Оборудование для удаления примесей или нежелательных компонентов из среды) | |||
| abatement equipment; cleaning equipment; pollution control equipment | |||
| stock cleaning equipment | |||
| purification equipment | |||
| stoping equipment (Voledemar) | |||
| antipollution equipment | |||
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очистное оборудование : 7 a las frases, 5 temas |
| Construcción | 1 |
| Ecología | 1 |
| Minería | 1 |
| Suministro de agua | 1 |
| Tecnología | 3 |