Cov khoom ntawm lub tshuab txiav CO2 laser yog dab tsi?

Raws li cov ntaub ntawv ua haujlwm laser sib txawv, cov khoom siv txiav laser tuaj yeem muab faib ua cov khoom siv txiav laser khov kho thiab cov khoom siv txiav roj laser ...