Penkiakalbis aiškinamasis metrologijos terminų žodynas. – Vilnius: Mokslo ir enciklopedijų leidybos institutas. Vytautas Valiukėnas, Pranas Juozas Žilinskas. 2006.
mètre carré par stéradian — kvadratinis metras steradianui statusas T sritis Standartizacija ir metrologija apibrėžtis Kampinio skerspjūvio matavimo vienetas: m²/sr. atitikmenys: angl. square meter per steradian vok. Quadratmeter durch Steradiant, m rus. квадратный метр на… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
rayleigh — (R) a CGS unit of light intensity used in astronomy and physics to measure the brightness of the night sky, auroras, etc. One rayleigh represents the light intensity of one million photons of light emitted in all directions per square… … Dictionary of units of measurement
Quadratmeter durch Steradiant — kvadratinis metras steradianui statusas T sritis Standartizacija ir metrologija apibrėžtis Kampinio skerspjūvio matavimo vienetas: m²/sr. atitikmenys: angl. square meter per steradian vok. Quadratmeter durch Steradiant, m rus. квадратный метр на… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
kvadratinis metras steradianui — statusas T sritis Standartizacija ir metrologija apibrėžtis Kampinio skerspjūvio matavimo vienetas: m²/sr. atitikmenys: angl. square meter per steradian vok. Quadratmeter durch Steradiant, m rus. квадратный метр на стерадиан, m pranc. mètre carré … Penkiakalbis aiškinamasis metrologijos terminų žodynas
квадратный метр на стерадиан — kvadratinis metras steradianui statusas T sritis Standartizacija ir metrologija apibrėžtis Kampinio skerspjūvio matavimo vienetas: m²/sr. atitikmenys: angl. square meter per steradian vok. Quadratmeter durch Steradiant, m rus. квадратный метр на… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
rayleigh — noun A unit of brightness (of the sky at night) equal to 10/4π quanta per square meter per second per steradian … Wiktionary
Exposure (photography) — Underexposure redirects here. For the 2005 film by Oday Rasheed, see Underexposure (2005 film). A long exposure showing stars rotating around the southern and northern celestial poles. Credit: European Southern Observatory … Wikipedia
Conversion of units — is the conversion between different units of measurement for the same quantity, typically through multiplicative conversion factors. Contents 1 Techniques 1.1 Process 1.2 Multiplication factors … Wikipedia
Kilogram — Kg redirects here. For other uses, see Kg (disambiguation). Kilogram A computer generated image of the international prototype kilogram (IPK). The IPK is the kilogram. The IPK, which is roughly the size of a golf ball, sits here alongside a ruler … Wikipedia
Decibel — This article is about the ratio of measures. For sound or acoustic level, see Sound pressure. For other uses, see Decibel (disambiguation). Attenuation chart of an RG 6 Coaxial cable, measured in decibels per 100 feet of cable The decibel (dB) is … Wikipedia
