Nonwovens fabrics yuav ua kev txwv lub neej, ib qho siv ib qho lossis siv ntau heev ntawm cov ntaub. Cov ntaub qhwv tsis muaj txheej txheem muab cov haujlwm tshwj xeeb xws li nqus dej, ua kom rov qab ua kua, thev taus ntev, ncab, muag muag, lub zog, nplaim taws rov qab zoo nkauj, ntxuav kom zoo nkauj, lub ncoo tsis zoo, lim dej, ua kom muaj kab mob thiab ua kom tsis tuaj yeem. ...
nyeem ntxiv