高强度Al-Cu系合金大尺寸封闭环形铸件铸造工艺
于桂林, 赵昕
The Casting Process of Large Closed Annular Castings Made of High Strength Al-Cu Alloy
YU Gui-lin, ZHAO Xin
材料工程 . 2000, (9): 42 -43 .