在检索相似实例中采用了分层检索策略和相应的相似度分层计算方法，并应用多目标的优化方法对加工参数进行优化。
In the case retrieval, a new layered searching strategy and similarity measurement method are given. A multi-goal optimization method is proposed to optimize the cutting parameters.
应用多目标优化方法，研究了快速原型制作中的分层方向选择问题。
This paper studied the selection of fabrication orientation in rapid prototyping by multiobjective optimization method.
应用多目标优化方法，研究了快速原型制作中的分层方向选择问题。
This paper studied the selection of fabrication orientation in rapid prototyping by multiobjective optimization method.
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