ENVIRONMENTALLY FRIENDLY BRASS ALLOY FOR CASTING A
专利名称:ENVIRONMENTALLY FRIENDLY BRASS收益保ALLOY FOR CASTING AND红烧河蚌MANUFACTURING METHOD THEREFOR 发明人:LONG, Jia,龙佳,ZHANG, Huawei,张华威,BI, Qiu,毕秋,LIN, Mingyuan,林明源,LV, Qing,吕青,ZHANG, Weixing,张卫星,HU, Zhenqing
时间:2023-05-27 热度:12℃