- enegy component
- активная составляющая
Англо русский политехнический словарь. Академик.ру. 2011.
Англо русский политехнический словарь. Академик.ру. 2011.
Acoustic transmission lines — An acoustic transmission line is the acoustic analog of the electrical transmission line, typically thought of as a rigid walled tube that is long and thin relative to the wavelength of sound present in it. Pipe organs, woodwinds, and the like… … Wikipedia