Concrete. Basic method for determining cold resistance
Бетоны. Базовый метод определения морозостойкости. |
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SNiP 3.05.06-85Electrical Engineering Devices |
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PB 08-622-03Safety Regulations for Gas Processing Plants … |
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MinNR Приказ N 343 от 05.06.2002Ministry of Natural Resources and Ecology. . … |