求翻译：随着社会的进步和经济的发展，各种人为灾害、自然灾害以及复合型灾害的发生频率、波及范围及危害程度都在增长，这些突发事件都产生了严重的社会连锁效应和严重的政治后果，为了应对这些灾害我们已建立起丰富的应急通信方案库，但当灾害突然发生时，我们需要及时、准确、畅通地传递信息，而我们能否快速而准确的在应急通信方案库中找到适宜当前任务的方案，这是我们研究的主要问题。是什么意思？

With social progress and economic development, a variety of man-made disasters, natural disasters and complex frequency of disasters, affected the scope and degree of harm is growing, these unexpected events have had a serious social knock-on effects and serious political consequences, in order to r

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Along with society's progress and the economical development, each kind of artificial disaster, the natural disaster as well as the multi-skill disaster occurrence frequency, affects the scope and the harm degree all is growing, these thunderbolts have all had the serious social chain-like effect an

As social of progress and economic of development, various human disaster, and natural disasters and composite type disaster of occurs frequency, and spread range and the against degree are in growth, these burst event are produced has serious of social chain effect and serious of political conseque