Russian standards PDF
Gas discharge devices. Methods of measurement of electrical parameters of spark discharges
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Apparatus telegraph, printing start-stop, 5-element code. Methods of electric parameters measuring
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Boring spindle units for modular type machine tool. Basic dimensional. Standards of accuracy and rigidity
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Transportation of non-ferrous metal ingots and cathodes in load units. General requirements
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Refractory and high-refractory articles for the lining of rotary furnaces. Specifications
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