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Safety in electroheat installations. Part 10. Particular requirements for electrical resistance trace heating systems for industrial and commercial applications
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Uniform provisions concerning the approval of compression ignition engines to be installed in agricultural and forestry tractors and in non-road mobile machinery in regard to the emission of pollutants by the engines
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Fusion welding. Basic positions and their designations
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Temperatures regulators operating without outside energy source. General technical requirements and methods of test
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