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Acoustics. Determination of sound power levels and sound energy levels of noise sources using sound pressure. Engineering/survey methods for use in situ in a reverberant environment
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Full form screw ring-gauges for pipe cylindrical threads from 4' up to 6' nominal diameter. Construction and basic sizes
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Plastics collapsible containers for human blood and blood components. Part 4. Aphaeresis blood bag systems with ntegrated features
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Data for artificial intelligence systems in education. Requirements for the collection, storage, processing, transmission and protection of data
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Plain bearings. Pressed bimetallic half thrust washers. Features and tolerances
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