强烈地震给人类造成的灾难是巨大的。本世纪以来,全世界死于地震的人多达260余万,占各种自然灾害所造成的死亡总人数的58％以上。地震对城市的破坏更为严重。唐山地震中仅民用建筑倒塌和严重破坏的就有65万余间,1050余万平方米,城市建筑破坏高达96％。这次地震共死亡24.2万人,伤16.4万人,分别占我国解放以来11次7级 The catastrophic earthquake caused great harm to human beings. Since the beginning of this century, more than 2.6 million people have died of earthquakes in the world, accounting for more than 58% of the total number of deaths caused by various natural disasters. The earthquake damaged the city more seriously. In Tangshan earthquake, only civil buildings collapsed and severely damaged there are more than 650,000 rooms, more than 10.5 million square meters, up to 96% of urban construction damage. The earthquake killed 242,000 people and injured 164,000 people, accounting for 11 of the 7th grade