/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: RajibulRussel https://cdn.slidesharecdn.com/profile-photo-RajibulRussel-48x48.jpg?cb=1694955954 I am simple man and a student of the Dept. Of Information & Communication Engineering of Rajshahi University. mail: russelice08@gmail.com