United power system and isolated power systems. Hydraulic and pumped storage power stations. Hydraulic engineering structures. Monitoring and assessment of technical condition during operation. Main provisions
State system for ensuring the uniformity of measurements. Low power SHF wattmeters and their primary measuring transformers of frequency range 0,03-78.33 GHz. Verification means and methods
State system for ensuring the uniformity of measurements. Optical power meters, optical radiation sources, return loss meters and optical testers for fiber-optical information transfer systems. Verification method
€25
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