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系统分析了基于数值模拟的金属成形过程的优化设计中的关键问题，如优化目标的建模，优化对象的建模，优化方法的选择，并针对每个问题提出了解决的方案。
The key problems in the optimization design of metal forming process based on numerical simulation are systematically analyzed, such as the optimization goal modeling, the optimization object modeling, the optimization method selection, and the solution to each problem is proposed.