| Guidelines for Environmental Protection During Onshore Oil and Gas Well Drilling
Инструкция по охране окружающей среды во время строительства береговых нефтегазовых скважин. |
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STO SO СО 153-34.21.122-2003Instruction on lightning protection for … |
GD Постановление 789 от 16.10.2000Government of the Russian Federation. … |
GOST 8568-77Steel plates with raised rhombic and lenticular … |