Letšoao: filimi ea biodegradable

Litsebi tsa Univesithi ea Moruo oa Russia e bitsoang ka mor'a. G.V. Plekhanov e nts'etsapele lisebelisoa tsa temo tse ntlafalitsoeng tse ka senyehang, ho tlaleha ...

Bo-rasaense ba Astrakhan State Technical University ba thehile filimi ea lijo-thollo e ka khonang ho qothisana lehlokoa le thepa ea polasetiki ea polymer. ...