20世纪以来，由于地理信息系统(GIS)的研究开发并且运用到各种领域中，其强大功能已得到了广泛认可。
Since 20th century, the formidable function of geographic information system (GIS) has obtained the widespread approval because the research and development of which were utilized in various field.
由于计算机具有强大的计算及逻辑判断功能，数字控制器正逐渐成为实现自动控制系统的主要手段。
Because of the mighty computing and logically analyzing function of computers, digital controllers have become one of the main ways in the realization of automotive control system.
网络通讯广泛应用于控制系统中，由于网络设备价格低廉，网络编程功能强大而备受推崇。
Internet communication is widely used in control system, the Internet program grow into fashion for the net device is low cost.
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