研究了模块族和模块族模型的概念，建立了基于模块族的产品配置过程和框架。
Based on the study of module family and module family model, the product's configuration process and frame, which are based on the module family.
避免框架混淆同一家族的字体，而不触及代码。
This avoid the framework to confuse fonts of the same family without touching the code.
第二章，建立了零件族有限元模型快速变型设计的理论框架。
In Chapter Two. it cites the theory structure of the rapid variant design of part family's FEM model.
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