Peraturan Tambang

Mengapa Sertifikat Kompetensi PENGAWAS OPERASIONAL WAJIB..???

Video ini ditujukan untuk menjawab pertanyaan sahabat “Dunia Tambang Kita” tentang alasan mengapa Sertifikasi Pengawas Operasional diwajibkan dan syarat-syarat mengukuti sertifikasi Pengawas Operasional.

One Comment

  • sjbphoto

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