31/12/2017 7:49:00 31/12/2017 7:49:00 Ghani Rozaqi

5 Ghani Rozaqi 31/12/2017 7:49:00 open cast, open cut, open mine, open pit open cast, open cut, open mine, open pit

open cast, open cut, open mine, open pit

Apa itu open cast, open cut, open mine, open pit?

open cast, open cut, open mine, open pit adalah tambang kupas; tambang cekung

sumber: Glosarium – Pusat Bahasa Departmen Pendidikan Nasional Republik Indonesia