针对铸件热处理用电加热炉，提出了一种简单易行的计算机控制方案，采用PID系统控制算法，以达到优化并稳定工艺参数及提高产品质量的目的。
For electrical heating furnace a simple and feasible computer control strategy with PID algorithm has been set forth to achieve dynamic optimization and production stability.
半固态铸造是一种新的材料成形技术，采用半固态铸造技术成形可以实现产品的低成本、高产出及高质量。
Semi-solid casting is a new kind of materials forming technique, the products having low cost, high production rate and high quality can be obtained using semi-solid casting technique.
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