Online Standards Store PDF
Energy conservation. Norm-method securing. Basic concept
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State system for ensuring the uniformity of measurements. Field geophysical survey. Units of measured quantities
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Safety in emergencies. Monitoring and forecasting. Terms and definitions
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Metallic manganese and nitrated manganese. Methods for determination of phosphorus
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Chimneys. Thermal and fluid dynamic calculation. Part 2. Chimneys serving more than one heating appliance
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