供水价格研究：包括供水价格制定原则、供水价格制定方法、供水成本分析以及供水价格影响因素。
The research of waters Supply price: Include the principia of water supply price, the method of water supply pricing, the analysis of water supply cost and the influence factor of water supply price.
供水价格研究：包括供水价格制定原则、供水价格制定方法、供水成本分析以及供水价格影响因素。
The research of waters Supply price: Include the principia of water supply price, the method of water supply pricing, the analysis of water supply cost and the influence factor of water supply price.
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