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1 beta
beta s.f.1 ( seconda lettera dell'alfabeto greco) beta* * *['bɛta] 1.sostantivo maschile e sostantivo femminile invariabile (lettera) beta2.aggettivo invariabile [raggi, particelle] beta* * *beta/'bεta/I m. e f.inv.(lettera) beta[raggi, particelle] beta. -
2 raggio
m (pl -ggi) raymathematics radiusraggio d'azione rangefig duties, responsibilitiesraggio di sole ray of sunshineraggi pl X x-raysraggi pl infrarossi/ultravioletti infrared/ultraviolet rays* * *raggio s.m.1 ray, beam: raggio di sole, sunbeam (o ray of sunlight); raggio di luna, moonbeam (o ray of moonlight); raggio luminoso, ray of light; un debole raggio di luce, a faint gleam of light; fascio di raggi, pencil (o beam) of light; non abbiamo visto un raggio di sole in dieci giorni!, we haven't seen a ray of sunshine in ten days!3 (fis.) ray: raggio alfa, alpha ray; raggio catodico, cathode ray; raggio cosmico, cosmic ray; raggio infrarosso, infra-red ray; raggio positivo, positive (o canal) ray; raggio ultravioletto, ultraviolet ray // raggio X, X-ray: astronomia a raggi X, X-ray astronomy; cristallografia a raggi X, X-ray cristallography; diffrazione dei raggi X, X-ray diffraction; microscopio a raggi X, X-ray microscopy; spettro a raggi X, X-ray spectrum; tubo a raggi X, X-ray tube4 (mat.) radius*: raggio di un cerchio, radius of a circle; raggio del cerchio inscritto, inradius // (mecc.): raggio del cerchio primitivo, pitch circle radius; raggio del cono primitivo, cone distance; raggio di curvatura, radius of curvature5 ( distanza, portata) radius*; range: armi a corto, a lungo raggio, short-range, long-range weapons; entro un raggio di cinque miglia, within a radius (o a range) of five miles // un ampio raggio d'azione, a wide range of action // ad ampio, vasto raggio, large scale: la campagna elettorale sarà un'operazione a vasto raggio, the election campaign will be a large scale operation6 ( di ruota) spoke* * *1) mat. radius*2) (distanza)raggio d'azione — (di armi) range; fig. sphere of activity
a lungo, corto raggio — long-range, short-range
3) (di luce) beam, rayun raggio di sole — a ray of sunshine o of sunlight, a sunbeam
un raggio di speranza — fig. a ray o gleam of hope
4) med. (radiazione) X-ray, radiation U5) fis. ray6) (di ruota) spoke7) edil. wing•raggio luminoso — ray of light, light ray
- gi alfa — alpha rays
- gi cosmici — astr. cosmic rays
- gi gamma — gamma rays
* * *raggiopl. -gi /'raddʒo, dʒi/sostantivo m.1 mat. radius*2 (distanza) nel raggio di 5 km within a 5 km radius; raggio d'azione (di armi) range; fig. sphere of activity; a lungo, corto raggio long-range, short-range3 (di luce) beam, ray; un raggio di sole a ray of sunshine o of sunlight, a sunbeam; raggio di luna moonbeam; un raggio di speranza fig. a ray o gleam of hope5 fis. ray6 (di ruota) spoke7 edil. wingraggio laser laser beam; raggio luminoso ray of light, light ray; raggio ultravioletto ultraviolet ray; raggio vettore radius vector; - gi alfa alpha rays; - gi beta beta rays; - gi catodici cathode rays; - gi cosmici astr. cosmic rays; - gi gamma gamma rays; - gi infrarossi infrared rays; - gi X X-rays.
См. также в других словарях:
beta rays — plural noun Streams of beta particles or electrons or positrons, given off by some radioactive substances • • • Main Entry: ↑beta * * * beta rays or beta radiation, a stream of beta particles … Useful english dictionary
beta rays — beta spinduliuotė statusas T sritis fizika atitikmenys: angl. beta radiation; beta rays; beta particle radiation vok. Beta Strahlen, m; Beta Strahlung, f rus. бета излучение, n; бета лучи, m pranc. radiation bêta, f; rayonnement bêta, m; rayons… … Fizikos terminų žodynas
Beta rays — Be ta rays (Physics) a form of ionizing radiation emitted by radioactive substances (such as radium), more penetrating than alpha rays, and consisting of negatively charged electrons. The electrons are the same kind of particle as those of… … The Collaborative International Dictionary of English
beta rays — beta spinduliai statusas T sritis chemija apibrėžtis Labai siauras beta dalelių pluoštas. atitikmenys: angl. beta rays rus. бета лучи … Chemijos terminų aiškinamasis žodynas
beta rays — beta rays. См. бетa излучение. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) … Молекулярная биология и генетика. Толковый словарь.
beta rays — Electron E*lec tron, n. [NL., fr. Gr. h lektron. See {Electric}.] 1. Amber; also, the alloy of gold and silver, called {electrum}. [archaic] [1913 Webster] 2. (Physics & Chem.) one of the fundamental subatomic particles, having a negative charge… … The Collaborative International Dictionary of English
Beta particle — Beta particles are high energy, high speed electrons or positrons emitted by certain types of radioactive nuclei such as potassium 40. The beta particles emitted are a form of ionizing radiation also known as beta rays. The production of beta… … Wikipedia
Beta-Strahlen — beta spinduliuotė statusas T sritis fizika atitikmenys: angl. beta radiation; beta rays; beta particle radiation vok. Beta Strahlen, m; Beta Strahlung, f rus. бета излучение, n; бета лучи, m pranc. radiation bêta, f; rayonnement bêta, m; rayons… … Fizikos terminų žodynas
Beta-Strahlung — beta spinduliuotė statusas T sritis fizika atitikmenys: angl. beta radiation; beta rays; beta particle radiation vok. Beta Strahlen, m; Beta Strahlung, f rus. бета излучение, n; бета лучи, m pranc. radiation bêta, f; rayonnement bêta, m; rayons… … Fizikos terminų žodynas
beta radiation — beta spinduliuotė statusas T sritis fizika atitikmenys: angl. beta radiation; beta rays; beta particle radiation vok. Beta Strahlen, m; Beta Strahlung, f rus. бета излучение, n; бета лучи, m pranc. radiation bêta, f; rayonnement bêta, m; rayons… … Fizikos terminų žodynas
beta spinduliuotė — statusas T sritis fizika atitikmenys: angl. beta radiation; beta rays; beta particle radiation vok. Beta Strahlen, m; Beta Strahlung, f rus. бета излучение, n; бета лучи, m pranc. radiation bêta, f; rayonnement bêta, m; rayons bêta, m … Fizikos terminų žodynas
