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State system for ensuring the uniformity of measurements. The state special standard and all-union verification schedule for means of measurements of the difference of pressures up to 4x10 in 4 degree Pa
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Automatic electrical controls for household and similar use. Part 2-11. Particular requirements for energy regulators
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Noise of machinery. Determination of emission sound pressure levels at a work station and at the other specified positions in an essentially free field over a reflecting plane
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Information technology. Security techniques. Information security management systems. Overview and vocabulary
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Gripping collets for cutting tools with cylindrical shank. Design
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