Ib lub tshuab, siv ntau yam
Agera qhov chaw vuam tshuab tuaj yeem siv rau qhov chaw vuam hlau los xij, ntau qhov taw qhia qhov projection vuam xws li cov txiv ntoo projection vuam, thiab hlau hlua sib sau. Thaum siv nws rau cov txheej txheem vuam sib txawv, koj yuav tsum hloov cov electrodes tshwj xeeb thiab teeb tsa qhov tsim nyog.