对用真空差压铸造法生产的铝合金铸件性能进行了研究，从理论和实践量方面论述了其较好的铸件内在性能。
The internal quality of aluminum alloy castings that were produced by Vacuum Differential Pressure casting was studied with both theory and practice.
对不同保压压力下真空差压铸造试样致密度进行分析，探讨真空差压铸造工艺的凝固补缩特性，建立凝固补缩过程的数学模型。
Through analyzing the density of vacuum counter-pressure casting samples under different keeping pressures, their solidification feeding behavior and mathematical model were discussed.
对不同保压压力下真空差压铸造试样致密度进行分析，探讨真空差压铸造工艺的凝固补缩特性，建立凝固补缩过程的数学模型。
Through analyzing the density of vacuum counter-pressure casting samples under different keeping pressures, their solidification feeding behavior and mathematical model were discussed.
应用推荐