Physical fundamentals of acoustics.. (1980)

Film-document №51698 2 части, Хронометраж: 0:18:05 to collection Price category G

Часть 1 оцифровано в HD 0:09:43

Наличие материалов

1, 2;

1 2

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Producer Centrnauchfilm (CNF)

Director: Kantor I.


Educational film examines the questions about the nature of sound, given its basic physical characteristics. The use of ultrasound and infrasound in the industry.

Reel №1

Reel №2