Then, the defects generated in manufacture were forecasted and analyzed Furthermore, through reducing the pouring velocity, the gas holes generated by the severe movement of the alloy liquid coul...

• 同时,预测和分析了在实际生产过程中出现的气孔和缩孔缺陷,发现通过降低浇注速度可有效地抑制因合金液的剧烈运动而引起的气孔缺陷。