In combination with the statistics and analysis of telecom line facilities loss in Wenchuan earthquake, it presents the level of telecom line earthquake damage degree, telecom line earthquake vulnerability pattern and earthquake damage assessment method, which are good reference for the fast judgement on telecom line damage condition in heavy earthquake.% 通过对汶川地震中通信线路设施损毁情况的统计与分析，提出了通信线路的地震破坏等级划分标准、各类通信线路地震易损性模型以及震害评估方法，对于特大震灾过后通信线路损毁情况的快速判断具有指导意义。
展开▼
