عناصر مشابهة

• STUDY OF IMPROVING THE EFFICIENCY OF PARABOLIC SOLAR COLLECTOR
  بواسطة: SHAMS M . ABD EL SALAM ABO SHADY منشور: (2012)
• THEORETICAL AND EXPERIMENTAL STUDY OF SOLAR WATER TREATMENT SYSTEM
  بواسطة: IBRAHIM EL SAYED AWAD EL SEESY منشور: (2006)
• Effect of mechanical preparation and sterilization on the topographical characteristics and metallographic structure of RaCe Ni - Ti rotary instrument : An in vitro study
  بواسطة: Doaa Mohsen Mosaad Mohamed منشور: (2012)
• A STUDY OF THE THERMAL PERFORMANCE OF A SOLAR POND
  بواسطة: ABDEL AZIZ EL SEODY ABDEL GAFFAR EL SHEIKH منشور: (1999)
• Experimental and theoretical studies for the control of bacterial growth by using extremely low frequency ( ELF ) electromagnetic signals at resonance frequency
  بواسطة: Shaimaa Abdelraof Mohamed Abdelmohsen منشور: (2012)