...的研究 关键词：真空差压铸造；凝固补缩；数学模型；保压压力；致密度 [gap=1143]Key words: vacuum counter-pressure casting; solidification feeding; mathematical model; keeping pressure; density ..
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Designing and entrust processing a set of foundry equipment based on the vacuum press dispatching principle. This equipment can be used for vacuum press dispatching foundry, vacuum attract casting, low press foundry and regulative press casting etc.
根据真空差压铸造原理设计了一套铸造设备，此设备可以用于真空差压铸造、真空吸铸、低压铸造和调压铸造。
参考来源 - 半固态低压成形技术初步研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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.
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