Russian standards PDF
Screw-cutting lathes and lathes. Basic dimensions. Standards of accuracy
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Hard coals. Method for the determination of the yield of chemical coking products
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Polyvinyl chloride film for packaging food and medicines. Specifications
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Energy saving. Renewable and alternative sources of energy. Heat pumps «air-water» for hausehold thermal supply. General technical requirements and test methods
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Еlectromagnetic compatibility of technical equipment. Signalling on low-voltage electrical installations. Emission levels, frequency bands and electromagnetic disturbance levels
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