The author also implemented fault management subsystem in the process of development of local telephone management systems.

作者还在本地电话网管理系统的开发过程中，实现了故障管理子系统。

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This subsystem guides the administrator of management organization to create, delete or modify process knowledge models with friendly figure interface.

该子系统以友好的图形用户界面引导管理机构内部工作人员对流程知识模型进行增删改操作。

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The service charge system of China Telecom is composed of the subsystem of billing process for local network the provincial and the national production supervision & management center.

本地网电信业务计费帐务系统、省级结算中心与国家电信业务结算系统共同构建中国电信业务结算体系。

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