年少无知23
钢 [名] (铁和碳的合金) steel; [例句]不锈钢是有可能和普通钢焊接在一起的。It's possible to weld stainless steel to ordinary steel
终于改了名字
Cold-rolled plate,galvanized sheet,hot-rolled plate,iron ore,pickling board,processing,steel,surface treatment, Pipe, 5600 yuan per ton
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