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Lightweight aircraft transformers
Electrical Engineering, 1949THE LARGE a-c electric loads and voltages of airplanes provide such applications for transformers as lighting, instrumentation, control, rectification, and window deicing. Transformer size and weight are determined by the quality of magnetic circuit and temperature limits of the insulation, the a-c frequency being fixed by the aircraft generators. As a
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Lightweight Parsing of Classifications into Lightweight Ontologies
2010Understanding metadata written in natural language is a premise to successful automated integration of large scale, language-rich, classifications such as the ones used in digital libraries. We analyze the natural language labels within classification by exploring their syntactic structure, we then show how this structure can be used to detect patterns
Aliaksandr Autayeu +2 more
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1948
Lightweight mineral aggregates as discussed herein are those used in the manufacture of portland-cement concrete having a unit weight less than about 120 lb. per cu. ft. Air-cooled blast-furnace slag is excluded, not only because it produces concretes of unit weight greater than about 130 lb. per cu. ft. but also because it is specified and used in the
Raymond E. Davis, J. W. Kelly
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Lightweight mineral aggregates as discussed herein are those used in the manufacture of portland-cement concrete having a unit weight less than about 120 lb. per cu. ft. Air-cooled blast-furnace slag is excluded, not only because it produces concretes of unit weight greater than about 130 lb. per cu. ft. but also because it is specified and used in the
Raymond E. Davis, J. W. Kelly
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Lightweight Chassis Frame for Lightweight Trucks
Auto Tech Review, 2012Dietmar Ingelfinger, Manuel Liedke
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Brief-Lightweight Challenger-lightweight concrete
Industrial & Engineering Chemistry, 1954openaire +1 more source

