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  1. 1

    Manufactura industrial 2

    Manufactura industrial 2
    Girji
  2. 2

    Petrl̤eo , prospeccin̤ y perforacin̤

    Petrl̤eo , prospeccin̤ y perforacin̤
    Girji
  3. 3

    Case study , petroleum modern refining

    Case study , petroleum modern refining
    Girji