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DIDACTIC STAND ENABLING COMPARATIVE ANALYSIS OF STATE OF LOADING OF ELEMENTS OF SCREW JOINTALIZA SOSTOJANIJA NAGRUZKI EHLEMENTOV VINTOVOGO SOEDINENIJA
DIDACTIC STAND ENABLING COMPARATIVE ANALYSIS OF STATE OF LOADING OF ELEMENTS OF SCREW JOINTALIZA SOSTOJANIJA NAGRUZKI EHLEMENTOV VINTOVOGO SOEDINENIJA