客户机/服务器数据库系统又可分为集中式的服务器结构和 【15】 的服务器结构。
参考答案：分布式
—What do you think of the film So Young directed by Zhao Wei?
—Wonderful. I think it’s than the other films about youth in recent years.
A．the best
B．the worst
C．much better
D．much worse
什么是洁净煤技术？
