TRAINING EVALUASI STUDI KELAYAKAN USAHA PERTAMBANGAN BATUBARA LOGAM DAN NON LOGAM

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TRAINING EVALUASI STUDI KELAYAKAN USAHA PERTAMBANGAN BATUBARA LOGAM DAN NON LOGAM TRAINING EVALUASI STUDI KELAYAKAN USAHA PERTAMBANGAN BATUBARA LOGAM DAN NON LOGAM    PENDAHULUAN TRAINING EVALUASI STUDI KELAYAKAN USAHA PERTAMBANGAN BATUBARA LOGAM DAN NON LOGAM    Komoditas  mineral  dan  batubara  memiliki  karakteristik khusus yang    membedakannya  dari  komoditas  sumber  daya  alam  lainnya. Sifat tak    terbarukan   (non  renewable)  menjadikanpengelolaan  dan  pengusahaan    tambang  batubara,  logam  dan  non  logam   harus  dilakukan …

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