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the certificate of test or conformance issued by a laboratory, laboratooriumi poolt läbiviidud katsetamis- või vastavustunnistus
materjali sertifikaat . Materjalitehnika terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//mtr/materjali%20sertifikaat/1/est (26.07.2026)