- particle displacement
- смещение частицы; смещение грунта (при ПЯВ)
English-Russian small dictionary of medicine. 2015.
particle displacement
Смотреть что такое "particle displacement" в других словарях:
Particle displacement — or particle amplitude (represented in mathematics by the lower case Greek letter xi;) is a measurement of distance (in metres) of the movement of a particle in a medium as it transmits a wave. In most cases this is a longitudinal wave of pressure … Wikipedia
instantaneous sound particle displacement — akimirkinis garsinis dalelių poslinkis statusas T sritis Standartizacija ir metrologija apibrėžtis Akimirkinis dalelių poslinkis terpėje iš bet kurios tariamosios jų padėties, jei garso bangų nebūtų. atitikmenys: angl. instantaneous sound… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
Displacement — may refer to: Contents 1 Physical sciences 1.1 Physics 1.2 Engineering … Wikipedia
Particle velocity — is the velocity v of a particle (real or imagined) in a medium as it transmits a wave. In many cases this is a longitudinal wave of pressure as with sound, but it can also be a transverse wave as with the vibration of a taut string. When applied… … Wikipedia
Particle acceleration — In a compressible sound transmission medium mainly air air particles get an accelerated motion: the particle acceleration or sound acceleration with the symbol a in metre/second sup2;. In acoustics or physics, acceleration (symbol: a ) is defined … Wikipedia
Particle image velocimetry — (PIV) is an optical method used to measure velocities and related properties in fluids. The fluid is seeded with particles which, for the purposes of PIV, are generally assumed to faithfully follow the flow dynamics. It is the motion of these… … Wikipedia
Displacement (vector) — Displacement versus distance traveled along a path. A displacement is the shortest distance from the initial to the final position of a point P[1]. Thus, it is the length of an imaginary straight path, typically distinct from the path actually… … Wikipedia
Displacement field (mechanics) — A displacement field is an assignment of displacement vectors for all points in a region or body that is displaced from one state to another. A displacement vector specifies the position of a point or a particle in reference to an origin or to a… … Wikipedia
displacement — /dis plays meuhnt/, n. 1. the act of displacing. 2. the state of being displaced or the amount or degree to which something is displaced. 3. Physics. a. the displacing in space of one mass by another. b. the weight or the volume of fluid… … Universalium
displacement law — noun : any of three statements in physics or chemistry: (1) wien s displacement law or (2) the emission of an alpha particle by an atom reduces the atomic number by two while the emission of a beta particle increases it by one or (3) ionization… … Useful english dictionary
Sound particle — is a Quantum mechanical description tool for the advancing pressure wave within the medium that creates sound. Sound particles are a private case of the more general phenomenon in quantum mechanics called phononsIn the context of particle… … Wikipedia
