In the third part, the writer analyses the main opportunities and threats Sichuan Telecom faced with concerning the network resources, financing, business scope, marketing and management.
第三部分，从网络资源、财务、业务种类、营销、管理等方面，分析四川电信拥有的主要优势和劣势。
Telecom network resource Management System is the most important part of OSS. It can manage, configure and dispatch resources including network devices, physical circuits and logic circuits.
电信数据网络资源管理系统是OSS系统中的重要部分，实现电信数据网络上的各种网络设备，物理链路，用户链路等资源信息的维护，配置，调度等功能。
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