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State system for ensuring the uniformity of measurements. Disperse composition of gas atmospheres. Determination of nano particle size by differential electrical mobility analysis for aerosol particles
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Non-destructive testing. Metal seamless pipes and tubes. Ultrasonic methods of defect detection
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Cryogenic equipment. Turboexpanders. General technical requirements
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Round threading diameter 40 mm for gas-mask with the gauges main dimensions and the tolerances
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Informational ensuring of equipment and operational activity. Consciousness and self-awareness
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