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State system for ensuring the uniformity of measurements. Light measurements. Values of relative spectral luminous efficiency function of monochromatic radiation for photopic vision
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Automobile roads of general use. Mixtures of crushed stones, gravel and sand, treated with organic binders. General specifications
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Universal welding turners. Types, basic parameters and dimensions
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Urine collection bags. Part 2. Requirements and test methods
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Primary and secondary lithium cells and batteries.Transport safety. Requirements and test methods
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