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Casing and tubing steel pipes for the oil and gas industry. Procedures of thread connection testing
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Leather. Physical and mechanical tests. Determination of water vapour permeability
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Packaging. Sacks. Determination of the friction of filled sacks
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State system for ensuring the uniformity of measurements. Photometers of laser the rapeutic devices integrated and autonomous. Verification method
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State system for ensuring the uniformity of measurements. Primary state measurement standards. Creation, statement, contents and using
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State system for ensuring the uniformity of measurements. Measurement standards. Basic principles
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