Rooj vag valve

Ua ib qho chaw tsim khoom ntawm kev lag luam cov li qub, Cokaren txaus siab nthuav qhia peb cov khoom tshiab tshaj plaws - tsis muaj li qub. Qhov zoo siab zoo valve yog tsim los muab kev ua tau zoo thiab ntseeg tau, thiab nws cov nta ua rau nws zoo tagnrho rau ntau cov ntawv thov.

Cov ntaub ntawv yooj yim

Cov khoom lag luam zoo

Cokaren1
ua kom nce qib02