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Refrigeration systems and heat pumps. Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes. Requirements and classification
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Blacksmith`s hand and hammer tools. Shaped chisels. Design and dimensions
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State system for ensuring the uniformity of measurements. State verification schedule for measuring instruments of power of electromagnetic oscillations in coaxial and waveguide lines in the frequency range 0,03 to 37,5 GHz
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Hand-held motor-operated electric tools. Safety and test methods. Part 2-3. Particular requirements for grinders, polishers and disk-type sanders with rotational movement of operating tools
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Freight cars. Determination of the appointed interrepair normatives. General principles
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