A.顯示設(shè)備描述表 B.打印設(shè)備描述表 C.內(nèi)存設(shè)備描述表 D.信息設(shè)備描述表
A.IsDerivedFrom B.FromName C.CreateObject D.GetBaseClass
A.IMPLEMENT_DYNAMIC(class_Name) B.IMPLEMENT_DYNCREATE(class_Name) C.IMPLEMENT_SERIAL(class_Name) D.IMPLEMENT_MESSAGE_MAP()