Science and technology 1972 № 20
Film-document №75262 1 part, Duration: 0:10:08.093 Price category G
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Annotation1. Under the laws of friendship (Council for Mutual Economic Assistance: textile equipment from Germany). 2. Plastics will become stronger (polypropylene). 3. Examinations under the water (training divers). 4. Visible forecast (application of electronic computers).