The fine surface quality and dimensional accuracy cast hot work die was obtained by special sand V method castingtechnique.
采用特种砂v法铸造工艺获得了良好表面精度和尺寸精度的铸造模具。
2
By the aided of numerical simulation technique we can not only accurate picture the cavity filling process also can predict moulding fault among the diecasting et al.
借助于数值模拟技术不仅能较准确的描述铸液的充型过程，而且能预测铸件内部的成型缺陷等。
3
The technique level of technology parameter test for diecasting machine has been promoted by using computer technique and numeral display.