本文首先分析了信息服务系统中各种计费模式，然后对计费的工作流程、计费系统的结构以及计费与外界的接口分别作了详细探讨。

This paper first gives all charging modes for information service system, then describes charging workflow, charging system architecture and charging system interface with other systems.

youdao

本文首先分析了信息服务系统中各种计费模式，然后对计费的工作流程、计费系统的结构以及计费与外界的接口分别作了详细探讨。

This paper first gives all charging modes for information service system, then describes charging workflow, charging system architecture and charging system interface with other systems.

youdao