際際滷shows by User: kamalbiswas1 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: kamalbiswas1 / 際際滷Share feed for 際際滷shows by User: kamalbiswas1 https://cdn.slidesharecdn.com/profile-photo-kamalbiswas1-48x48.jpg?cb=1718968100 Student.B.Tech 2nd year,KALYANI GOVT.ENGINEERING COLLEGE