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Reducer type tees with thread diameter 14 mm on middle fitting for tube connections on internal cone. Construction and dimensions
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Raw hides and skins sorted for industrial use. Specifications
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Alcohol and juices production. Determination of carbohydrate and glycerine products by high performance liquid chromatography
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Information protection. Formal access control model. Part 4. Recommendations for verification of information security features that implement access control policies based on formal descriptions of the access control model
Document status: Active
Power supply systems for traction and non-traction railway consumers. Protection of traction and non-traction power supply devices from lightning and switching overvoltages. Installation locations and parameters of protection devices against atmospheric and switching overvoltages
Document status: Active