Based on this HBCR, the shape features are extracted from solid model for sheet metal punching part to realize the "feature-based" modeling design.
基于混合实体造型HBCR技术，通过提取钣金冲压件形状特征模型，实现了基于特征的钣金模型设计。
Unified feature modelling technique is a hybrid of feature based design and feature recognition. In design stage, a part is described by initial features with four information models.
一元化特征建模技术融特征设计和特征识别两者为一体，设计阶段的初始设计特征进入应用领域后，经过特征识别器形成领域专用特征。
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