design character的用法和样例：
例句
- The coding system of design features is given by means of function abstraction.
按功能抽象方式给出了设计特征编码系统的一种组成，以此建立设计特征库。 - A design feature-based method for scheme generation in conceptual design is presented, whose effectiveness is verified by an example.
随后给出基于设计特征的概念设计方案生成方法及方案评价方法，并用实例验证其有效性。
