UJI BEBAN KERJA TERHADAP KINERJA ALAT PEMERAS SANTAN SISTEM SCREW PRESS (Test of workload on performance of Screw Press Coconut Milk Extractor) - Brahmana, Elvianty; Program Studi Keteknikan Pertanian Fakultas Pertanian Jl. Prof. Dr. A. Sofyan No. 3 Kampus USU Medan 20155 (Universitas Sumatera Utara, 2018)