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单词 angle of incidence
释义
angle of incidence

Physics
  • 1. The angle between a ray falling on a surface and the perpendicular (normal) to the surface at the point at which the ray strikes the surface.

    2. The angle between a wavefront and a surface that it strikes.


Geology and Earth Sciences
  • The angle between an incident ray or wave and the normal to a reflecting or refracting surface. The angle of incidence is related to the angle of refraction by Snell’s law. See also critical angle.


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