- periodic vibrations
- мат. периодические колебания
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
Vibrations of a circular drum — [ drum (mode u {12} with the notation below). Other modes are shown at the bottom of the article.] The vibrations of an idealized circular drum, essentially an elastic membrane of uniform thickness attached to a rigid circular frame, are… … Wikipedia
transverse vibrations — Physics. periodic disturbances for which the particle oscillations of the medium are perpendicular to the direction of propagation. * * * transverse vibrations, Physics. periodic disturbances in which particles of the medium move at right angles… … Useful english dictionary
transverse vibrations — Physics. periodic disturbances for which the particle oscillations of the medium are perpendicular to the direction of propagation. * * * … Universalium
musical sound — Introduction any tone with characteristics such as controlled pitch and timbre. The sounds are produced by instruments in which the periodic vibrations can be controlled by the performer. That some sounds are intrinsically musical,… … Universalium
Closed tube — In the field of acoustics, a tone is created by the periodic vibrations of air applied to a resonator. There are several ways in music to create such vibrations. One of these is to use a closed tube and to blow across the end. This creates a… … Wikipedia
Open tube — In the field of acoustics, a tone is created by the periodic vibrations of air. There are several ways in music to create such vibrations. One of these is to use a tube and to blow across the end. This creates a note of a given frequency,… … Wikipedia
aperiodic — Not occurring periodically. * * * ape·ri·od·ic .ā .pir ē äd ik adj 1) of irregular occurrence 2) not having periodic vibrations: not oscillatory * * * ape·ri·od·ic (a″pēr e odґik) having no definite period; said of membranes that have… … Medical dictionary
aperiodic — adjective Date: 1879 1. of irregular occurrence ; not periodic < aperiodic floods > 2. not having periodic vibrations ; not oscillatory • aperiodically adverb • aperiodicity … New Collegiate Dictionary
aperiodic — [ā΄pir΄ē äd′ik] adj. 1. not periodic; occurring irregularly 2. Physics without periodic vibrations … English World dictionary
oscillating — adjective having periodic vibrations • Syn: ↑oscillatory • Similar to: ↑periodic, ↑periodical • Derivationally related forms: ↑oscillate (for: ↑oscillatory) … Useful english dictionary
oscillatory — adjective having periodic vibrations • Syn: ↑oscillating • Similar to: ↑periodic, ↑periodical • Derivationally related forms: ↑oscillate … Useful english dictionary