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Plastics pipes and fittings. Butt fusion jointing procedures for polyethylene (PE) piping systems
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State system for ensuring the uniformity of measurements. State verification schedule for means measuring the airborne sound pressure in frequency range from 2 Hz to 100 kHz
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Arc welding. Button welds. Main types, design elements and dimensions
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Feeds, mixed feeds and raw material. Spectrometric method for the determination of mass fraction of phosphorus
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