RANCANG BANGUN ALAT PENGIRIS TOMAT MEKANIS (Design and Construction of Mechanical Tomato Slicer) - Arnando, Rinal; Program Studi Keteknikan Pertanian Fakultas Pertanian Universitas Sumatera utara Jl. Prof. Dr. A. Sofyan No. 3 Kampus USU Medan 20155 (Universitas Sumatera Utara, 2020)