Ghani Rozaqi
5 Ghani Rozaqi 03/01/2018 10:38:00 percussion drill; churn drill percussion drill; churn drill
percussion drill; churn drill
Apa itu percussion drill; churn drill?
percussion drill; churn drill adalah bor tumbuk
sumber: Glosarium – Pusat Bahasa Departmen Pendidikan Nasional Republik Indonesia
Tags: Pertambangan
Categorised in: Tak Berkategori
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