GOST PDF
State system for ensuring the uniformity of measurements. State verification schedule for means of LTEC measurements of solids from 0,01х10 -6 to 100х10 -6 К -1 substance in temperature range from 90 to 3000 K
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Occupational safety standards system. Electrical safety. Terms and definitions
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Occupational safety standards system. Electrical safety. General requirements and nomenclature of types of protection
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General-purpose fireclay and semiacidic refractory articles. Specifications
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Refractory alumosilicate bricks for blast furnace. Specifications
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Refractories and refractory raw materials. Methods for determination of manganese (II) oxide
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