State system for ensuring the uniformity of measurements. Transfer units of time, frequency and time scale national UTC (SU) from the State primary standard. The Russian Federation with the use of the GLONASS system. Fundamentals
Electrical apparatus for use in the presence of combustible dust. Part 2. Test methods. Section 2. Method for determining the electrical resistivity of dust in layers
Electromagnetic compatibility of technical equipment. Adjustable speed electrical power drive systems. Part 3. EMC requirements and specific test methods
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