表明采用收缩模数法计算浇注系统尺寸，用浇注系统补缩的无冒口工艺是可靠的。
The results show that the gating and feeding system without riser is reliable through calculating the sizes of gating system by moduli calculation method.
特别是在大规模数据的处理上，对原有的高斯消元法解方程进行了改进，在很大程度上提高了系统处理数据的速度。
Particularly in large-scale data processing to the original Gauss wave million for the improvement of law-equation in a significant way to enhancing the speed of data processing systems.
这种预测方法操作简单，计算迅速，可对铸件工艺图上指定部位进行预测，与模数法设计铸造工艺相辅相成。
This prediction method is simple and quick, and can predict any section in the casting. It is supplemented each other with modulus design method of casting process.
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