Photovoltaic devices. Part 1. Measurement of photovoltaic current-voltage characteristics
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Stationary steam turbines for turbogenerators. Types and basic parameters
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Explosionproof electrical apparatus. Part 18. Type of protection (m)
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Explosive atmospheres. Part 29-1. Gas detectors. Performance requirements of detectors for flammable gases
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Reciprocating internal combustion engines. Exhaust emission and visible pollutants. Measurement of exhaust emission at site
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Marine, locomotive and industrial engines. General safety requirements
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