Russian standards PDF
Gears of turbine and compressor machines. Technical requirements. Control methods
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Single row angular contact ball bearings with one split inner ring. Types and boundary dimensions
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Unified system of corrosion and ageing protection. Test climatic stations. General requirements
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Anamorphotic attachments for motion-picture projector lenses. Specifications
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Slot drills with cylindrical, Morse taper and 7:24 taper shanks. Specifications
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Automobile vehicles for transportation of food liquids. Technical requirements and test methods
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