Rotating electrical machines. Part 14. Mechanical vibration of certain machines with shaft heights 56 mm and higher. Measurement, evaluation and limits of vibration
Information technology. Telecommunications and information exchange between systems. Provision of the OSI connection-mode network service by packet mode terminal equipment connected to an integrated services digital network (ISDN)
State system for ensuring the uniformity of measurements. Certified reference materials of gas mixtures with Hydrogen, Nitrogen, Oxygen, Carbon Oxide, Carbon Dioxide, Methane, Propane, Hexane. Procedure of determining the metrological characteristics
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