派生

• Allows a derived class to set the data item for the specified
  允许派生类为指定的
• To read xml data into the derived class , use the
  若要将xml数据读入派生类，请使用
• Class that is used to hold the results from parsing the
  类派生的类，该类用于保存
• Derived classes must have only one constructor that takes a
  派生类必须只有一个将
• Font is derived from a gdi vertical font ; otherwise ,
  是从gdi垂直字体派生的，则为
• The derived types that can be inserted into an array
  可以插入数组中的派生类型。
• You can customize sizing behaviors when working with derived
  方法，或通过在派生的
• Identity permissions help protect code from unauthorized access
  从同一基类派生。
• When overridden in a derived class , paints the column in a
  在派生类中被重写时，在