The present paper aims to introduce a bio-slow sand filtration method for processing rural drinking water sources.
研究了适用于我国农村的小型分散式饮水处理技术——生物慢滤技术。
Seven out of ten people without basic sanitation are rural inhabitants and more than eight out of ten people without access to improved drinking-water sources live in rural areas.
农村居民中平均每十人就有七人没有基本卫生设施，平均每十人有超过八人未获得改善的饮用水源。
Thus 8 pieces of Suggestions are made for Yunan Province to strengthen protection of drinking water sources and build drinking water safety projects in rural areas.
为此提出8条建议，呼吁云南省加强饮用水水源地保护和农村饮水安全工程建设。
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