Russian standards PDF
Rotating electrical machines. Built in thermal protection. Thermal detector and control units used in thermal protection system
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Internal broaches for straight splines based at internal diameter four pass combined type. Construction
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Fixed resistors for use in electronic equipment. Part 1. General specification
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Unified system for technological documentation. Forms and rules of making documents on technological processes of casting
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Medical electrical equipment. Part 2. Particular requirements for the safety of therapeutic X-ray equipment operating in the range 10 kV to 1 MV
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