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1引言“5·12”四川省汶川8·0级特大地震造成四川境内道路毁坏,通信电缆光纤中断,灾区通信一度处于瘫痪状态,给抗震救灾的组织指挥造成极大障碍,严重影响了救援工作的进展,川内抗震救灾通信保障形势十分严峻。在此大环境下,我部救灾任务显得更加艰巨,这对抗震救灾中的通信保障
1 INTRODUCTION “May 12” Wenchuan 8.0 earthquake in Sichuan Province caused the destruction of roads in Sichuan and the disruption of optical fibers in communication cables. The communications in disaster-stricken areas were once paralyzed, causing great obstacles to the organization and command of earthquake relief and seriously affecting the rescue work The situation of communication and security in Sichuan earthquake relief has been very serious. In this environment, the disaster relief task of our ministry is even more arduous, which guarantees the communication in earthquake relief