A generalizedprogram based on finite difference method is proposed for simulating the solidification front of large castings.
本文介绍用有限差分法数字模拟大型铸件凝固进程的方法和编制通用源程序的特点。
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Combining the craft features of the parts process, the NC generalizedprogram for typical workpiece is worked out with group technology.
并结合加工工件的工艺特点，采用成组技术编制典型工件的NC加工通用程序。
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It is important to note that this study was completed on a small, non-randomized sample, and may not be generalized or suggest this program can prevent injury.