Aluminium ua npuas ncauj technology
Aluminium foamed yog cov khoom siv zoo tshaj plaws ntawm cov khoom ua npuas ncauj nrog ntau yam khoom zoo xws li lub teeb yuag, ua pa, nqus suab, rwb thaiv tsev kub, poob siab, tsis muaj combustion, thiab tsis muaj kuab paug. Nws tuaj yeem siv rau hauv l...
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