翻译表面处理要求:zinc plate per astm B633 fe/zn8 type 111 black with trivalent chromate passivati
问题描述:
翻译表面处理要求:zinc plate per astm B633 fe/zn8 type 111 black with trivalent chromate passivati
答
翻译表面处理要求:zinc plate per astm B633 fe/zn8 type 111 black with trivalent chromate passivati