RANCANG BANGUN SISTEM PERPIPAAN DAN PENGUJIAN KARAKTERISTIK POMPA SENTRIFUGAL SUSUNAN PARALEL DENGAN SPESIFIKASI SAMA ( IDB-35 ) PIPING SYSTEM DESIGN AND TESTING CHARACTERISTICS OF CENTRIFUGAL PUMPS IN PARALLEL COMPOSITION OF THE SAME SPECIFICATION (IDB-35) - Aminuddin, Fitri (2010)