生命线工程这个名词,是人们对城市出现地震的危险和灾害进行分析时,对给水、排水、输气、供热、道路、桥梁、邮电通讯等公共服务设施的总称。随着社会生产的发展,和人民生活水平的不断提高,城市和集镇也愈来愈趋于现代化。为保障城市生产和生活秩序的正常进 The term lifeline engineering is the general term for public service facilities such as water supply, drainage, gas transmission, heating, roads, bridges, and postal and telecommunication communications. With the development of social production and the continuous improvement of people’s living standards, cities and market towns are becoming more and more modern. To ensure the normal progress of urban production and life order