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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
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Ceramic composites. Determination of characteristics fatigue loading with constant amplitude at normal temperature
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Round broaches of variable cutting of diameters from 10 to 13 mm. Design and dimensions
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Swimming pools. Drowing warning system. General specifications
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Powertrack systems. Part 1. General requirements
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