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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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Industrial automation systems and integration. Product data representation and exchange. Part 1156. Application module. Product structure and classification
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Unified system for design documentation. Graphic identifications in schemes. Quantum generators and amplifiers
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Biological safety. Determination of biogas biological potential of municipal solid waste landfills and pumping biogas from vertical wells with flare plant utilization. General specifications
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