Muab cov khoom siv kho kom haum raws li qhov xav tau tiag tiag ntawm cov neeg siv khoom hauv kev lag luam sib txawv, xws li: kev ua haujlwm thiab kev tsim khoom ntawm RV cov tuam txhab; kev tsim tsheb; ua thiab ntau lawm ntawm semiconductor silicon rods thiab blocks; tuav cov khoom siv hluav taws xob tshiab; sib sib zog nqus ua ntawm iav; installation ntawm iav kab hlau rhuav phab ntsa, thiab lwm yam.