长科院院刊 关 键 词：居民用水；阶梯水价；计量模型；正态分布 [gap=1196]Key words: household water consumption；multistep water price；econometric model；normal distribution
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居民生活用水 demand in households
This paper is based on the characteristics of household water-consumption in a city and demonstrates clearly the duality of tap household water as a social welfare and a commodity.
本文从分析城市居民用水的特征着手,指出了城市居民自来水福利性和商品性的双重性。
参考来源 - 城市居民用水阶梯定价模式研究·2,447,543篇论文数据，部分数据来源于NoteExpress
这是由于该市半数居民用水来自这个重要的水源。
This is because nearly half of the water the city's residents use comes from this significant source.
禁止居民用水清洗道路和人行道，或使用没有自动断阀装置的水龙头。
Residents are forbidden to use water to wash down paths and pavements, or to use a hose without an automatic shut-off valve.
每天晚上三个小时，靠昂贵的卡车运水运到镇上临时解决居民用水问题。
Three hours of water each evening was temporarily provided to residents by expensively trucking water in.
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