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مطحنة الكرة السودانية. مطحنة في السودان مطاحن الكرة ذروتها Welcome to STK Founded in 1987, STK has attained 124 patents during the production of crushers mills over the past 30 years. 22 overseas offs not only manifest our popularity, but also solve your puzzles quickly during price....
جودة المياه في السودان
Talling,, 1957. 'The Longitudinal Succession of Water Characteristics in the White Nile.' Hydrobiologia, 11 (1): 7389. Bishai,, 1962. 'The Water Characteristics of the Nile in the Sudan with a Note on the Effect of Eichhornia crassipes on the Hydrobiology of the Nile.' Hydrobiologia, 21(4): 357382. Hammerton, D., 1972. 'The Nile River. A Case Study.' ....