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refract    
vt. 使折射,测定…的折射度

使折射,测定…的折射度

refract
v 1: subject to refraction; "refract a light beam"
2: determine the refracting power of (a lens)

Refract \Re*fract"\ (r?*fr$kt"), v. t. [imp. & p. p.
{Refracted}; p. pr. & vb. n. {Refracting}.] [L. refractus, p.
p. of refringere; pref. re- re- frangere to break: cf. F.
r['e]fracter. SEe {FRacture}, and cf. {Refrain}, n.]
1. To bend sharply and abruptly back; to break off.
[1913 Webster]

2. To break the natural course of, as rays of light orr heat,
when passing from one transparent medium to another of
different density; to cause to deviate from a direct
course by an action distinct from reflection; as, a dense
medium refrcts the rays of light as they pass into it from
a rare medium.
[1913 Webster]


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  • Refraction - Wikipedia
    The refractive index of air depends on the air density and thus vary with air temperature and pressure Since the pressure is lower at higher altitudes, the refractive index is also lower, causing light rays to refract towards the earth surface when traveling long distances through the atmosphere
  • REFRACT Definition Meaning - Merriam-Webster
    The meaning of REFRACT is to subject (something, such as a ray of light) to refraction How to use refract in a sentence
  • REFRACT | English meaning - Cambridge Dictionary
    When a laser beam is focused onto a dielectric sphere, the rays incident on the particle are reflected and refracted at the surface The waves are refracted according to the ordinary refraction law deduced for non-moving magnetoactive plasmas
  • Refract - definition of refract by The Free Dictionary
    To deflect (light, for example) from a straight path by refraction 2 To alter by viewing through a medium: "In the Quartet reality is refracted through a variety of eyes" (Elizabeth Kastor) 3 Medicine To determine the refraction of (an eye, for example)
  • refract - Wiktionary, the free dictionary
    Verb refract (third-person singular simple present refracts, present participle refracting, simple past and past participle refracted)
  • Refract Definition Meaning | YourDictionary
    Refract definition: To deflect (light, for example) from a straight path by refraction
  • REFRACT Definition Meaning | Dictionary. com
    REFRACT definition: to subject to refraction See examples of refract used in a sentence
  • REFRACT definition and meaning | Collins English Dictionary
    When a ray of light or a sound wave refracts or is refracted, the path it follows bends at a particular point, for example when it enters water or glass As we age, the lenses of the eyes thicken, and thus refract light differently [VERB noun] surfaces that cause the light to reflect and refract [VERB]
  • refract verb - Definition, pictures, pronunciation and usage notes . . .
    refract something (of water, air, glass, etc ) to make waves, such as those of light, sound or energy, change direction when they go through at an angle Light is refracted when passed through a prism Definition of refract verb in Oxford Advanced Learner's Dictionary
  • Refract - Definition, Meaning Synonyms | Vocabulary. com
    Things that refract light — like lenses and prisms — bend it If you've looked through a water droplet on a car windshield, you've seen water refract light





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