Copper difsication helding masini
Atoatoa mo le maualuga-amio compper braid chite sooga
Leai ni maller mea manaʻomia, faʻaititia le teteʻe
Leai ni maller mea manaʻomia, faʻaititia le teteʻe
Mafuaaga i le Study Welding masini
Lelei tele mo staness stress boad tipina
Polokalame faʻamalositino / nei mo mea manifinifi
Lelei tele mo staness stress boad tipina
Polokalame faʻamalositino / nei mo mea manifinifi
Faʻatulaga le faʻaaogaina o fesoʻotaʻiga
Otometi fofo mo le vopy gaosiga
Otometi fofo mo le vopy gaosiga