支持外部分类法(索引系统)以对业务流程和功能进行分类。
Support for external taxonomies (indexing systems) for classification of business processes and functions.
本文阐述了流动车辆数据采集法的概念、系统构成概要、数据处理流程；
The concept of floating car data method is expounded and the general system structure, data processing flow also introduced.
在软件部分首先介绍了整个系统的工作流程，然后对两项关键技术：循环冗余校验(crc)法和防碰撞法进行了阐述。
In the software part, the working flow of the system is introduced first. And then the two key technologies, Cyclic Redundancy Check (CRC) method and Anti-Collision method are presented.
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