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Green standards. Planting material of ornamental plants
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State system for ensuring the uniformity of measurements. State verification scheme for instruments measuring of the spectral radiance, spectral radiant power, spectral irradiance, spectral radiant intensity, power and radiant intensity in spectral range from 0,001 to 1,600 um
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Textile. Test methods for nonwovens. Part 4. Determination of tear resistance
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Gas-discharge devices. Pulse thyratrons. Parameters system
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