本书是一部来自于大量经验的总结性论著，服务对象是学习或工作中运用面向对象技术的教师、学生或工程技术人员，特别适用于对面向对象技术有一定了解但希望进一步提高开发水平的应用开发人员。-This book is a lot of experience from the summary of significant, serving to learn or work in the use of object-oriented technology, teachers, students and engi