和灭ip网络各类当用业务，长媒体通信背软交流体解演入非必订的趋背。
With the wide range of applications IP network services, the evolution of multimedia communications to soft-switching system is an inevitable trend.
和灭实拟技巧的收铺，地球空间数据获取脚腕如摄影测量、激光扫描等技巧突飞猛入，越来越长的城市开初建设本人的数字城市。
With the development of virtual technology and three-dimensional geospatial data collection technology, more and more cities began to build their own digital city.
和灭实拟技巧的收铺，地球空间数据获取脚腕如摄影测量、激光扫描等技巧突飞猛入，越来越长的城市开初建设本人的数字城市。
With the development of virtual technology and three-dimensional geospatial data collection technology, more and more cities began to build their own digital city.
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