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Unified system for design documentation. Images - appearance, sections, profiles
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State system for ensuring the uniformity of measurements. Permeation tubes for Sulfur Dioxide, Hydrogen Sulfide, Nitrogen Dioxide, Chlorine, Hydrogen Chloride, Ammonia. Verification method
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Natural gas. Presentation of gas chromatographic analysis data. XML file format
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Unified system for design documentation. Terms and definitions
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Non-destructive testing. Optical methods. Spectral imaging systems. General requirements
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