I-laboartary ye-upopaifpier yenza uvavanyo malunga nephepha lokudibanisa i-theiding lamandla kunye ne-computer ngokwendlela ye-ASTM Strand
Sifumanise ukuba i-adhesion kunye neiiiires ezibilayo zamaphepha anemigca yephepha elinomgangatho ovuthayo ungcono kakhulu kunezo ziqhelekileyo.
Ixesha leposi: NgoDes-22 ukuya ku-522