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Hexagon-head bolts, screws, wood screws and hexagon nuts, width across flats
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PM bars and strips of high-speed steel. General specifications
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United power system and isolated power systems. Electric installation. Rules for design. Overhead electric power lines at voltage up to 1 kV. General requirements
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Hydroactive bentonite profile waterstops. General requirements and instructions for use
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Drinking medicinal, medicinal-table and natural table mineral water. Methods of determination of iodide-ions
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