Science and technology 1977 № 11
Film-document №75943 1 part, Duration: 0:09:51.315 Price category G
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Annotationwelding "On a special instrument, created in TsNIITMASH, which improves the quality of welded joints and improves the working conditions of welders. 4. "The driver pressed the brakes" On the interference in the operation of the brakes of cars, which lead to accidents.