Digital industry. Industrial automation systems and integration. Conceptual model of digital twin for manufacturing. Part 3. Digital representation of manufacturing elements
Occupational safety standards system. Respiratory protective devices. Power assisted filtering devices incorporating full face masks, half masks or quarter masks. General technical requirements. Test methods. Marking
State system for ensuring the uniformity of measurements. Transfer units of time, frequency and time scale national UTC(SU) from the State primary standard of the Russian Federation with the use of the GLONASS system. Classification. Measurement uncertainty and error. Normalized metrological characteristics
€10
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