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Basic norms of interchangeability. Geometrical product specifications. Code system for tolerances on linear sizes. General provisions, tolerances, deviations and fits
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Adjustable speed electrical power drive systems. Part 9-2. Energy efficiency of power drive systems, electric motor starters, power electronics and electromechanical systems based on them. Energy efficiency indicators for power drive systems and motor starters
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Pottery flowers, leaf-bearing, decorative. Specification
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Casting cookware of aluminum alloys without non-stick coating. General specification
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