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Floor parquet products. Multilayer parquet. Specifications
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State system for ensuring the uniformity of measurements. Expert metrologist for metrological examination of technical documentation. General requirements
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Assembling units and pipeline parts. Flanged lens metering diaphragms for Pn 9,81-98,1 MPa (100-1000 kgf/cm2). Construction and dimensions
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United power system and isolated power systems. Relay protection and automation. Distance and overcurrent protection of power lines and utilities 110–220 kV. Functional requirements
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