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Brown coals, hard coals, anthracites, combustible shales and briquettes. Method for the preparation of common samples
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Refractories. Method of determination for strength under bending at elevated temperatures
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Margarines, cooking fats, fats for confectionery, baking and dairy industry. Sampling rules and methods of control
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Еngineering surveу. Requirements for content and construction of the engineering-geological columns and the profiles
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