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Nanotechnologies. Nanopowder titanium dioxide. Basic characteristics and methods for determination
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Services in railway transport. Requirements for quality of passengers service in daytime express trains
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Essential oil of sweet orange expressed [Citrus Sinensis (L.)]. Specifications
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Metric screw threads in the range 1-180 mm diameters for the parts in plastics. Profile, basic dimensions and tolerances
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Silver. Method of spark atomic-emission analysis
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