Yuav ua li cas tshwm sim thaum sib tov ntawm combustible gas thiab huab cua ntsib qhov hluav taws kub?
Qhov sib xyaw ntawm cov pa roj thiab cua tuaj yeem tawg thaum ntsib qhov hluav taws kub. Kev sib xyaw ntawm cov pa roj thiab cov pa sib xyaw ua ke yuav tsis tawg thaum ntsib qhov hluav taws kub, vim tias thaum qhov hluav taws kub ntawm qhov sib tov qis dua qhov qis qis lossis siab tshaj qhov txwv siab, tsis muaj kev tawg lossis tawg tuaj yeem tshwm sim. Txawm li cas los xij, yog tias qhov sib xyaw nrog cov concentration siab dua qhov siab tshaj qhov txwv ntawm kev tawg tawm ntawm cov khoom ntim kaw los yog qhov chaw, tseem muaj kev pheej hmoo ntawm kev tawg lossis tawg thaum ntsib huab cua dua.
