| Classification of wells drilled during exploration and production of oil and gas pools (reservoirs).
Классификация скважин, бурящихся при геолого-разведочных работах и разработке нефтяных и газовых месторождений (залежей). |
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Rosstat 209On approval of instructions on completion of … |
MinTran VR 30 ROn measures to ensure safety of navigation of … |
Gosnadzor 12-7/97Design and Operational Safety of Lifting Cranes |