литьё в постоянную форму . Materjalitehnika terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//mtr/%D0%BB%D0%B8%D1%82%D1%8C%D1%91%20%D0%B2%20%D0%BF%D0%BE%D1%81%D1%82%D0%BE%D1%8F%D0%BD%D0%BD%D1%83%D1%8E%20%D1%84%D0%BE%D1%80%D0%BC%D1%83/1/rus (21.06.2026)