【摘要】 讨论了铸件的凝固和收缩过程，模拟了冒口液面下降的动态过程，并预测铸件缩孔的形成可能性．试验结果与预测结果相吻合。更多还原

【Abstract】 The solidification and contraction of castings are studied. Tile formation of shrinkage hole in the riser of a casting is simulated so that the prediction of shrinkage in castings can be made. Prediction is in agreement with experiment results.更多还原