Pav Hlau
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Kub dov ca steel galvanized tiaj hlau
Pav ca hlau yog ib hom hlau siv rau xob laim hauv av.Nws muaj qhov zoo tiv thaiv corrosion thiab tiv thaiv xeb ua haujlwm.Nws feem ntau yog siv los ua tus neeg xyuas pib rau xob laim hauv av.