Science and technology 1969 № 23
Film-document №75295 1 part, Duration: 0:10:12.08 Price category G
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Annotation1. High-frequency (high-frequency currents) at the ZIL. 2. "Alive or inanimate?" (the germination of microorganisms under the influence of electricity). 3. On steep slopes (Leningrad Mining Institute: development of the method of increasing the lift force of traction of rail locomotives). 4. "Who are they?" (exhibits of the State Museum of Alexander Pushkin).