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CONTENTS № 9 (September) 2021

Danilov V. N., Voronkova L. V. ON THE INFLUENCE OF THE SIZE OF FLAKE GRAPHITE INCLUSIONS AND ITS VOLUME CONTENT ON THE ACOUSTIC PARAMETERS OF CAST IRON AND THE CHARACTERISTICS OF ULTRASONIC LONGITUDINAL WAVE SIGNALS (pp. 4-15)

Markov A. A., Maksimova E. A. PROBLEMS OF HIGH-SPEED RAIL FLAW DETECTION (pp. 16-25)

Golobokov M. V. METROLOGICAL SUPPORT FOR THE VERIFICATION OF MEDICAL INFRARED THERMOMETERS (pp. 26-32)

Zaznobin V. A., Nekrasov A. V., Pankratov A. V. INVESTIGATION OF TRANSVERSE CRACKS IN ANNULAR WELDED JOINTS OF MAIN GAS PIPELINES LINEAR PART (pp. 34-41)

Spiridonov S. V., Faizullin R. R., Shashkov V. I. INVESTIGATION OF TECHNOLOGICAL PROCESSES FOR CREATING LOW-DIMENSIONAL CONDUCTORS BASED ON PROBE LITHOGRAPHY (pp. 42-47)

Djafarova B. L. QUESTIONS ON OPTIMUM DEVELOPMENT OF COMPLEX FOR MULTI-POINT CONTROL AND EVALUATION OF CONTAMINATION OF WATER BASINS POLLUTED BY WASTE WATER OF MINING AND PROCESSING PLANTS (pp. 48-54)

Vorobyev S. V., Putera A. E., Kryukov O. V. IMPROVEMENT OF TRADITIONAL METHODS OF TESTING INSULATION OF SUBSTATION TRANSFORMERS (pp. 56-61)

PORTABLE HARDNESS TESTERS "CONSTANTA KT" (pp. 62-63)