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State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means measuring nuclide activity in gases
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State system for ensuring the uniformity of measurements. Reference neutron sources at nuclear installations general statements and metrological certification
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Domestic and non-domestic gas-fired forced convection air heaters for space heating not exceeding a net heat input of 300 kW
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Automotive vehicles. Safety of cargo transportation. Lashing chains. Technical requirements and test methods
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