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Green' standards. Photovoltaic monocrystal modules. Criteria and indicators for confirm compliance with 'green' products
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Brown coals, hard coals and anthracite. Size classification
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Sensory analysis. General guidance for the selection, training and monitoring of assessors. Part 1. Selected assessors
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State system for ensuring the uniformity of measurements. Ultrasonics focusing transducers. General requirements to measurement methods of ultrasound radiation parameters
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