00875cam a2200193 a 4500003000900000005001700009008004100026040002800067041000800095100003600103245013800139246009600277260005400373300004300427502010800470700003500578700003500613856003300648EG-GiCUC20250223032422.0191021s1997    ua dh  f m    000 0 eng d  aEG-GiCUCbengcEG-GiCUC0 aeng0 aHemdan Hanafy Shalaby Metwally 10aThermal Performance of salinity geadient solar ponds / cHemdan Hanafy Shalaby Metwally ; Supervised Abdalla Hanafy , Nawal H. Helwa 15aالأداء الحراري للبرك الشمسية ذات التدرج الملوحى   aCairo : bHemdan Hanafy Shalaby Metwally , c1997  a96 P. : bcharts , facsimiles ; c30cm  aThesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Mechanical Power Engineering0 aAbdalla Hanafy , eSupervisor 0 aNawal H. Helwa , eSupervisor   uhttp://172.23.153.220/th.pdf