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对链传动CAD系统中采用的参数化求解方法、基于特征语义的设计以及基于CASE的推理技术的理论及其实现进行了论述。系统引入这些关键技术后 ,能够更好地辅助设计人员进行创新设计。
The parametric solution method used in the chain drive CAD system, the design based on feature semantics and the theory of CASE-based inference technology and its implementation are discussed. After the introduction of these key technologies, the system can better assist designers in innovative design.