Inzwi rinodzivirira zvinhu zvinonyanya zvinosanganisira simbi, kongiri zvinhu, PC zvinhu uye FRP zvinhu.1. Metal ruzha chipingamupinyi: aruminiyamu ndiro, galvanized ndiro uye ruvara simbi ndiro zvinhu zvakajairika simbi.Iyo simbi inonzwika barriers ine shutter mhando uye microporous punching mhando, iyo inogona ...
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