equivalent sound level

equivalent sound level
等效声级

Medical Chinese dictionary (湘雅医学词典). 2013.

Игры ⚽ Нужна курсовая?

Look at other dictionaries:

  • Sound level meter — Type 1 Sound Level Meter (Shown: Svantek 979) Sound level meters measure sound pressure level and are commonly used in noise pollution studies for the quantification of almost any noise, but especially for industrial, environmental and aircraft… …   Wikipedia

  • Sound pressure — Sound measurements Sound pressure p, SPL Particle velocity v, SVL Particle displacement ξ Sound intensity I, SIL Sound power Pac Sound power level SWL Sound energy Sound energy d …   Wikipedia

  • Sound localization — refers to a listener s ability to identify the location or origin of a detected sound in direction and distance. It may also refer to the methods in acoustical engineering to simulate the placement of an auditory cue in a virtual 3D space (see… …   Wikipedia

  • sound — sound1 soundable, adj. /sownd/, n. 1. the sensation produced by stimulation of the organs of hearing by vibrations transmitted through the air or other medium. 2. mechanical vibrations transmitted through an elastic medium, traveling in air at a… …   Universalium

  • Sound — /sownd/, n. The, a strait between SW Sweden and Zealand, connecting the Kattegat and the Baltic. 87 mi. (140 km) long; 3 30 mi. (5 48 km) wide. Swedish and Danish, Oresund. * * * I Mechanical disturbance that propagates as a longitudinal wave… …   Universalium

  • Sound power level — or acoustic power level is a logarithmic measure of the sound power in comparison to a specified reference level.The sound power level of a signal with sound power W is [ [http://hep.physics.indiana.edu/ rickv/Sound intensity.html Sound Power,… …   Wikipedia

  • Sound intensity level — or acoustic intensity level is a logarithmic measure of the sound intensity in comparison to the reference level of 0 dB (decibels).The measure of a ratio of two sound intensities is:L mathrm{J}=10, log {10}left(frac{J 1}{J 0} ight) mathrm{dB}… …   Wikipedia

  • Sound power — Sound measurementsSound power or acoustic power P ac is a measure of sonic energy E per time t unit.It is measured in watts, or sound intensity I times area A ::P {mathrm{acoustic = I cdot AThe measure of a ratio of two sound powers is:L… …   Wikipedia

  • Equivalent airspeed — (EAS) is the airspeed at sea level which represents the same dynamic pressure as that flying at the true airspeed (TAS) at altitude. It is useful for predicting aircraft handling, aerodynamic loads, stalling etc.EAS = TAS imes sqrt{frac{actual… …   Wikipedia

  • Sound branding — (also known as audio branding, music branding, sonic branding, acoustic branding or sonic mnemonics) is the use of sound to reinforce brand identity. Sound branding is increasingly becoming a vehicle for conveying a memorable message to targeted… …   Wikipedia

  • sound reception — Introduction       response of an organism s aural mechanism, the ear, to a specific form of energy change, or sound waves. Sound waves can be transmitted through gases, liquids, or solids, but the hearing function of each species is particularly …   Universalium

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”