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Components of fibre optical transmission systems. Symbol system
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State system for ensuring the uniformity of measurements. Cavity resonator method to measure the complex permittivity of low-loss dielectric plates
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Plant protection. Requirements to turnover of agents of biological control and other useful organisms
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Cultural heritage preservation. Terms and definitions. Part 3. Works of art
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The best available techniques.Voluntary peer review. Methodological recommendations on the procedure
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Flared pipe ends for tube connections on external cone. Construction and dimensions
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