admtraintambang- Gas And Mining Industry Jogja
- pelatihan explosive material handling for oil
- December 10, 2018
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admtraintambangTraining Explosive Material Handling For Oil, Gas And Mining Industry
Training Explosive Material Handling For Oil, Gas And Mining Industry Training Eksplosif Penanganan Material Untuk Industri Pertambangan Migas Training Konsep Material Handling Course Leader Kompol Karna, S.Pd. is master trainer…
