... class Shape//抽象基类 class Circle:public Shape// 园面积 class Rectangle:public Shape//矩形面积 ...
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Class-Shape- Transformation 类别形状函数变换法
multi-class shape recognition system 多类形状识别系统
shape class index 形状等级指数
shape class 形状等级
The Operations signature should show in the LogHelper class shape, as shown in Figure 30.
操作标记应当显示在loghelper类的外形中，如图30所示。
In particular, each existing shape class has to add capabilities in a descendent, which runs into combinatorial complexities and difficulties in maintenance.
特别是，每个现有的形状类必须在子代类中添加功能，这使维护工作陷入了组合的复杂性和困难当中。
To begin, we define a Shape class hierarchy.
我们从定义一系列的Shape(形状)类开始。
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