电能是一种重要能源,又是需消耗其他能源产生的二次能源.在日常生产、生活中,人们由于节能、节电意识薄弱,造成电能浪费的现象相当普遍.节约用电是利国利民的大事,有利于提高资源的利用率,减少环境污染. Electricity is an important source of energy and a secondary source of energy that is consumed by other energy sources. In everyday production and living, people are quite wasting energy because of their energy-saving and energy-saving awareness. The important events of the people are conducive to improving the utilization of resources and reducing environmental pollution.