As An Abstract Class的意思|示意

Selects VC 6.0 as software development; tools, according to virtual instrument idea, each instrument category is designed as an abstract class.

以VC 6.0为软件开发工具，利用虚拟仪器的设计思想，将各类测试仪器设计成各个抽象类。

In the later framework, MD5 is defined as an abstract class which can be extended, but its implementation is not trivial.

在Silverlight 2的框架中，MD 5被定义为抽象类，可对其进行扩展，但实现起来非常繁琐。

Any class with an abstract method is automatically abstract itself, and must be declared as such. A class may be declared abstract even if it has no abstract methods.

任一类以一个抽象方法自动地是抽象的本身，且必须被声明，一个类可以被声明是抽象的既使它没有抽象方法。

The customer class can be an abstract base class for a family of different customer types, such as private or business customer.

客户类可以是用于许多不同客户类型的抽象基类，比如说私有客户或业务客户。

An abstract class is good as well.

抽象类的方式也很好。

The class itself is also marked as abstract, allowing Tapestry to handle setting up an instance of the class and hook it into the Tapestry engine.

类本身被标记成抽象的，这允许 Tapestry 负责设置类的实例，并把实例挂接到 Tapestry 引擎。