Inkqubo yokubeka umphunga wevacuum ngokubanzi ibandakanya ukucocwa komphezulu we-substrate, ukulungiswa ngaphambi kokugquma, ukubekwa komphunga, ukulayishwa, emva konyango lokutyabeka, uvavanyo kunye neemveliso ezigqityiweyo. (1) Ukucoca umphezulu wesubstrate. Iindonga zegumbi le-vacuum, isakhelo se-substrate kunye nenye ioyile engaphezulu, umhlwa, ...
Funda ngokugqithisileyo