本标准旨在为地理点位置数据建立统一格式。它提供了一种以数字形式表示这些数据的方法，以便在数据系统之间交换信息，并提高人际交流的清晰度和准确性。

This standard is designed to establish uniform formats for geographic point location data. It provides a means for representing these data in digital form for the purpose of interchanging information among data systems and for improving clarity and accuracy in interpersonal communications.