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Optics and photonics. Lenses for optical electronic systems. Methods for measuring flange focal length and back focal distance

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Transport sea fleet technical exploitation. Terms and definitions

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Compound feeds, feed raw materials. Method for determination of crude ash, calcium and phosphorus content by means of NIR-spectroscopy

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Hard coal. Method of the determination of Hardgrove grindability index

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Uranium production enterprises of underground mining. Design standards

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Fertilizers with high content of nitrogen. Ammonium nitrate. The method of determination the ability for suppress the lubricant

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