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State system for ensuring the uniformity of measurements. Low power SHF wattmeters of frequency range 0,02-178,6 GHz. Verification and calibration methods
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Space survey materials for creating and updating state topographic maps. Quality assessment. Basic requirements
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Unified system for design documentation. Graphic designations. Column apparatus
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Fire equipment. Fire pressure hoses. General technical requirements. Test methods
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Fertilizers. Determination of chelating agents in fertilizers by ion chromatography. Part 2. Determination of the Fe chelated by o,o- EDDHA, o,o-EDDHMA and HBED by ion pair chromatography
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