在许多老人的心里,都保留着一段关于电的特殊记忆。家住甘肃兰州七里河的83岁老人司云山回忆起以前的生活就感慨万千:“解放前,兰州城区面积很小,供电范围也不大,工厂、店铺寥寥无几,有路灯的道路都很少。新中国成立后,人民生活发生了翻天覆地的变 In the heart of many elderly people, there is a special memory about electricity. Yunshan, 83, who lives in Qilihe, Lanzhou, Gansu, remembers the previous life with emotion: ”Before the liberation, the urban area of ​​Lanzhou was small and the power supply range was small. There were very few factories and shops, and the roads with street lights Very few people’s lives have undergone enormous changes since the founding of new China