Evaluation of Roughing and Slow Sand Filters for Water Treatment
作者： Gamila E. El-Taweel , Gamila H. Ali
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摘要: … Filtered water produced from a roughing filter with gravel in three layers, was passed to different slow sand filters tested in this study. The capacity of the four types of slow sand filters to …
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researchgate.net 参考文章(3)
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