Code of regulations for the construction of the linear section of the gas pipeline. Earthworks.
Свод правил по сооружению линейной части газопроводов. Производство земляных работ. |
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RD 31.30.13-89Template of Detailed Design for Marine Port … |
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MinNR Приказ N 50 от 25.02.2010Ministry of Natural Resources and Ecology. . … |
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GOST 27834-88Welded tool joints for drill pipe. Specifications |