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Honey. Method for determination of optical activity

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Methods for the petrographic analysis of coals. Part 1. Vocabulary of terms

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Skidder winches. Safety requirements

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Instrumentation and machine building products. Marking

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Cylindrical steel gas-holders with constancy of volume. Parameters and basic dimensions

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Earth`s uppermost ionosphere. Model of distribution of the concentration of electrons in the flat of geomagnetic equator

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