中文摘要：

总结了目前高精度GNSS数据处理技术的发展趋势,结合PANDA软件的特点和数据处理能力,提出了围绕PANDA软件建立基于Web的GNSS数据精密分析与服务系统的体系模型。设计了该系统的构架,定义了服务产品,并提出数据处理策略。

英文摘要：

The status and trends of the development of GNSS data processing technology were reviewed and the exiting systems for precise analyzing of GNSS data and product serving was studied at first, then establishing a general system for precise analyzing of GNSS data and products serving based on Web services, which would be set up making good use of the GNSS data processing capabilities of PANDA software, was proposed in this contribu tion. The design of the system was introduced and the products with according processing strategies were also given.