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Optics and photonics. Optic glass. Method for determination wave aberration by birefringence
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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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State system for ensuring the uniformity of measurements. Manometric thermometers. Methods and means of calibration
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Copper. Measurement of impurities mass fraction in copper by an inductively coupled plasma mass spectrometry method
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