- sound transmitting material
- sound transmitting material PRÜF Schallleiter m (Ultraschall)
English-german engineering dictionary. 2013.
English-german engineering dictionary. 2013.
Sound recording and reproduction — Sound recorder redirects here. For the audio recording program computer software, see Sound Recorder (Windows). Sound recording and reproduction is an electrical or mechanical inscription and re creation of sound waves, such as spoken voice,… … Wikipedia
Sound masking — For other uses of masking , see Masking (disambiguation). Sound masking is the addition of natural or artificial sound (such as as white noise or pink noise) into an environment to cover up unwanted sound by using auditory masking. This is in… … Wikipedia
Speed of sound — Sound is a vibration that travels through an elastic medium as a wave. The speed of sound describes how much distance such a wave travels in a certain amount of time. In SI Units with dry air at 20 °C (68 °F), the speed of sound is 343 m/s. This… … Wikipedia
ear disease — ▪ human Introduction any of the diseases or disorders that affect the human ear and hearing. Impaired hearing (deafness) is, with rare exception, the result of disease or abnormality of the outer, middle, or inner ear. Serious… … Universalium
petroleum production — Introduction recovery of crude oil and, often, associated natural gas from the Earth. petroleum is a naturally occurring hydrocarbon material that is believed to have formed in deep sedimentary (sedimentary rock) beds from animal and … Universalium
impedance — 1. Total opposition to flow. In electricity, when flow is steady, i. is simply the resistance, e.g., the driving pressure per unit flow; when flow is changing, i. also includes the factors that oppose changes in flow. Thus, deviations of i., from … Medical dictionary
horn — hornish, adj. hornless, adj. hornlessness, n. hornlike, adj. /hawrn/, n. 1. one of the bony, permanent, hollow paired growths, often curved and pointed, that project from the upper part of the head of certain ungulate mammals, as cattle, sheep,… … Universalium
horn — [[t]hɔrn[/t]] n. 1) zool. one of the hard, keratinous, permanent, hollow, and usu. paired growths projecting from the head of certain ungulates, esp. bovids 2) zool. a similar growth, sometimes of compacted hair, as the median horn on a… … From formal English to slang
horn — /hɔn / (say hawn) noun 1. a hard, projected, often curved and pointed, hollow and permanent growth (usually one of a pair, a right and a left) on the head of certain mammals, as cattle, sheep, goats, antelopes, etc. (true horn). 2. each of the… …
broadcasting — /brawd kas ting, kah sting/, n. 1. the act of transmitting speech, music, visual images, etc., as by radio or television. 2. radio or television as a business or profession: She s training for a career in broadcasting. [1920 25; BROADCAST + ING1] … Universalium
Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… … Wikipedia