求翻译：基础地形信息系统综合采用企业的IT技术，工程应用和计算机辅助设计技术，从而降低GIS工程成本，节省工期，带来巨大的经济效益。是什么意思？

The basic topographic information system using a combination of it technology, engineering and computer-aided design technology, gis project thereby reducing costs, saving the construction period, and bring huge economic benefits.

Topographic information system infrastructure in an integrated enterprise of IT technology, engineering and computer-aided design technology to reduce project costs and savings GIS construction period, with tremendous economic benefits.

The foundation terrain information system synthesis uses the enterprise the IT technology, the project application and the computer-aided design technology, thus reduces the GIS project cost, saves the time limit for a project, brings the huge economic efficiency.

Basic technique of landform information system integrated with enterprise IT, engineering and computer-aided design technology, thereby reducing the GIS project costs, save time and generate significant economic benefits.