Tib tug tshuab ntxhua khaub ncaws - siv tshuab ntxhua khaub ncaws sab hauv thiab tu tsev
Tsis siv neeg tsuas siv lub tshuab ntxuav, ntse ua haujlwm, hloov lub tshuab ua haujlwm tsis siv neeg, txuag lub zog, tsis xav tau kev saib xyuas tshwj xeeb, txo tus nqi tswj hwm.
Cov lus qhia rau kev siv: Thaum cov neeg ua haujlwm hla cov khoom siv, infrared sensor hloov pib, lub sijhawm qeeb ua haujlwm 0-60s (kho tau, qhov pib teeb tsa yog 15S), thiab cov neeg ua haujlwm tuaj yeem ntxuav thaj tsam 2-3 zaug hauv qhov chaw, tom qab ntawd koj tuaj yeem nkag mus rau qhov chaw nqus, ob npaug Tom qab ko taw nyob hauv thaj chaw qhuav li 2 vib nas this thiab tom qab ntawd sab laug, txoj kev ntxuav tu tuaj yeem ua tiav.
