I-Ruifbier Labotary yenza ukuhlolwa okuthile mayelana namandla okuhlangana kwe-tape ehlanganisiwe nenhlanganisela ngokwendlela ye-ASTM strand.
Sithole ukuthi amazinga okunamathela kanye nokubopha amapheshana ephepha anendawo ebhulashiwe angcono kakhulu kunejwayelekile.
Isikhathi sokuthumela: Dec-22-2022