ọja lilo 1.Galvanized, irin pipe : Galvanized pipe ti wa ni o gbajumo ni lilo, awọn adayeba gaasi opo ni ojoojumọ aye wa ni galvanized welded pipe, alapapo, eefin ikole ti wa ni tun lo ninu galvanized paipu, diẹ ninu awọn ile ikole selifu paipu ni ibere lati se ipata, lilo galvanized pipe.wa...
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