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Screw double-ended plugs with inserts for pipe cylindrical threads from 1/16 'up to 1 1/2' nominal diameter. Construction and basic sizes
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Non-destructive testing. X-ray television flaw detectors with X-ray electronic optical transducers electric radiographic flaw detectors. General technical requirements
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Coke-chemical products. Rapid method for determination of mass fraction of substances insoluble in toluene
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Unified system for design documentation. Rules of making drawings of bevel gears
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Feeds, mixed feeds and raw material. Determination of mass fraction of nitrogen and calculation of mass fraction of crude protein. Part 1. Kjeldahl method
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