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20世纪由于技术原因造成10次悲剧的失误。北克大桥培塌，1907年。美国著或设计师特奥多罗·库帕忘乎所以地把大桥的长度由原来的500m加到600m。当人们正考虑知何为大桥剪彩时，忽然听到一阵震百欲聋的巨响——大桥的整个金属结构垮了：1900Ot钢材和86名建桥工人落入水中，只有1
20th century due to technical reasons caused 10 tragedies mistakes. Beike bridge collapsed, 1907. The United States or designer Teodoro Cooper forgot to add the length of the bridge from the original 500m to 600m. When people are considering what to do when cutting the ribbon for the bridge, they suddenly hear a burst of deafening noise - the entire metal structure of the bridge collapses: 1900Ot steel and 86 bridge workers fall into the water with only 1