Traffic control devices. Traffic signs. General technical requirements
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Centrifuged reinforced concrete posts of annular section for industrial buildings and structures. Specifications
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Petroleum and natural gas industries. Reciprocating compressors
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Macroclimatic regions of the world with cold and temperate climate. Regionalizing and statistical parameters of climatic factors for technical purposes
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Pumps. Shaft sealing systems for centrifugal and rotary pumps. General technical requirements and control methods
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