First, we must strengthen the construction of geographic information data sources, using 3 to 4 years time to achieve full coverage of the basic topographic maps.
一是要加强地理信息数据资源建设，利用3至4年时间实现基本地形图全覆盖。
The paper analyses the characteristics of enterprises information resources construction, and its development principle, then states the main channel of development and using it.
本文分析了企业信息资源建设的特点，及其开发的原则，阐述了企业信息资源开发利用的主要途径。
During the filling construction of the roadbed the total settlement value could be predicted by using time series equal interval prediction model of recent information.
在路基填筑施工过程中，根据沉降观测数据用时间序列分析方法建立等维信息动态预测模型。
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