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Zirconium containing refractory materials and products. General requirements for methods of chemical analysis
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Round threading diameter 40 mm for gas-mask with the gauges main dimensions and the tolerances
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Remote sensing of the Earth from space. Remote sensing systems of the Earth from space. Indicators of efficiency
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Unified system of corrosion and ageing protection. Welded joints. Methods of corrosion cracking tests
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Alloy and high-alloy steels. Methods for determination of stibium, lead, tin, zinc and cadmium
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