DESAIN OPTIMASI IPAL-JGJ2019 Published 22 Agustus 2022 at 1280 × 868 in Training Desain dan Optimasi Instalasi Pengolahan Air Limbah (IPAL) : (18-19 April 2024,Yogyakarta)(25-26 April 2024,Semarang)(02-03 Mei 2024,Jakarta)(09-10 Mei 2024,Yogyakarta) Next → PT.PERHUTANI Kunjungan pabrik gondorukem & terpentin di Wonosobo