Data organization and processing serve as the base of the digital mapping, and the USES of its methods are the important contents for building GIS.
数据组织及处理作为数字化测图的基础，其方法的应用是地理信息系统建立的重要内容。
2
Synchronization is the base of transferring data correctly in synchronous digital network, so synchronization technique is the key in the data transferring field.
在同步数字网络中，同步是数据流正确传输的基础，因此同步技术是数字传输领域的关键技术。
3
On the base of the data set, many countries developed the research of the Digital human body.