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Fans. Air curtain units. Part 1. Laboratory methods of testing for aerodynamic performance rating
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Chemically resistant and heat resistant ceramic wears. The method for determination of alkali resistance
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Copper-zinc alloys. Methods for the determination of sulphur
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Cables with circular coper conductors and of rated voltages up to and including 450/750 V. Calculation of the lower and upper limits for the average outer dimensions
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Incandescent lamps. Safety specifications. Part 1. Tungsten filament lamps for domestic and similar general lighting purposes
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