观察者网消息，继美国游隼一号着陆器在南太平洋上空烧毁，让美国时隔52年来首次重返月球的梦想化为泡影，一个月后，又一美国私企再次冲击这一目标。
One strange thing i\'ve got to see in Entity Framework 4.0 V2 Auto Generated Classes(tt) is that the classes are not marked as Serializable. Although they are having DataContract attribute for WCF.
加载中,请稍侯......