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Nanotechnologies. Nanopowder calcium carbonate. Basic characteristics and methods for determination
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Services in railway transport. Transportation of perishable goods. General quality requirements
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Essential oil of lemon eucalyptus (Eucalyptus citriodora Hook.). Specifications
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Refractories and refractory raw materials. Methods of true density determination
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Noise of machines. Industrial fans. Determination of sound power levels under laboratory conditions. Part 3. Enveloping surface method
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