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Non-destructive testing of welded joints of thermoplastics semi-finished products. Part 4. High voltage testingv
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Vitreous and porcelain enamels. Determination of resistance to boiling water and water vapour
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State system for ensuring the uniformity of measurements. Instruments of measurement of characteristic of artificial and natural radiation for safeting of museum exhibits. Verification procedure
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United power system and isolated power systems. Thermal power plants. Heat-power equipment. Pre-launch steam-oxy- gen cleaning, passivation and preservation of the steam-water tract. Norms and requirements
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