/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: HAHEsmaiel https://cdn.slidesharecdn.com/profile-photo-HAHEsmaiel-48x48.jpg?cb=1523431815 Assistant Lecturer, Dept. of Electrical Engineering, Faculty of Engineering, South Valley University, Aswan, Egypt.