Instructions on the operating, servicing and repair
of gas pipeline fibre optic communication lines (focls)
Инструкция по эксплуатации, диагностике и ремонту волоконно-оптических линий связи (волс) газопроводов |
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SNiP 2.03.01-84Concrete and Reinforced Concrete Structures. |
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MinNR Приказ N 322 от 10.12.2007Ministry of Natural Resources and Ecology. . … |
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GOST 31565-2012 ver2Cable products. Requirements of fire safety. |