从保护巴南区饮用水源地环境的角度出发，首次对巴南区18个集中式城镇饮用水源地的环境现状进行了调查研究。
To protect the drinking water sources environment, the present environment situation of 18 centralized urban drinking water sources in Banan district were investigated.
从保护巴南区饮用水源地环境的角度出发，首次对巴南区18个集中式城镇饮用水源地的环境现状进行了调查研究。
To protect the drinking water sources environment, the present environment situation of 18 centralized urban drinking water sources in Banan district were investigated.
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