vibecoo 發(fā)表于 2019-9-20 16:45 " T+ c6 V; e( B35#和Q235只做一層達(dá)克羅或鍍層應(yīng)該是很難達(dá)到C4的,,304也達(dá)不到C4,,我們海上C4一般都用316