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Short-circuits and overloads protection of railway power supply systems. Part 3. Methodology of automatics algorithms, blocking setpoints and delay times selection for non-traction power supply systems
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State system for ensuring the uniformity of measurements. Infrared analyzers of grain and forage. Verification procedure
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Unified system of corrosion and ageing protection. Metallic and non-metallic inorganic coatings. Symbols
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Closed end blind rivets with break pull mandrel and protruding head (aluminium alloy body and steel mandrel)
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