为了了解浙江省城镇居民家庭用电现状、水平及发展趋势，以利于进一步推进电力营销市场化的进程，不久前，浙江省电力公司和浙江省城市社会经济调查队对全省20个重点县、市城镇居民家庭开展了一次家庭用电情况抽样调查。此次调查采用分层随机抽样方式，技术方法沿用国际通用标? In order to understand the current status, level and development trend of household electricity use by urban residents in Zhejiang Province, in order to facilitate the further advancement of the marketization of electricity marketing, the Zhejiang Provincial Electric Power Company and the Zhejiang Urban Social Economic Survey Team had 20 major counties in the province, The city’s urban households conducted a sample survey of household electricity use. The survey uses a stratified random sampling method. The technical method follows the international standard.