Russian standards PDF
Non-destructive testing. Eddy current testing. Terms and definitions
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Stationary source emissions. Determination of PM/PM mass concentration in flue gas. Measurement at higher concentrations by use of virtual impactors
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Thermal performance of buildings. Calculation method of heat transfer via the ground
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Environmental management systems. Requirements with guidance for use
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Environmental management. Eco-efficiency assessment of product systems. Principles, requirements and guidelines
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Steel and iron. Sampling and preparation of samples for determination of chemical composition
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