Stora Segerstad Naturbrukscentrum
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InnovED
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Materahub
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fyg consultores
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University of Forestry
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Athanasios Santas
maintenance
поддръжка
mantenimiento
underhåll
manutenzione
συντήρηση
Definition
(n.) the process of preserving a condition or situation // the process of keeping something in good condition.
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