refraction

英 [rɪˈfrækʃn]

美 [rɪˈfrækʃn]

n.  折射（程度）; 折射角

复数：refractions　

TOEFLGRE医学

BNC.25451 / COCA.24651

柯林斯词典

• V-ERG （使）折射
  When a ray of light or a sound waverefractsoris refracted, the path it follows bends at a particular point, for example when it enters water or glass.
  1. As we age the lenses of the eyes thicken, and thus refract light differently.
     随着我们年龄的增长，眼睛的晶状体变厚，因此对光线的折射也会发生变化。
  2. ...surfaces that cause the light to reflect and refract.
     导致光线发生反射和折射的表面

英英释义

noun

• the amount by which a propagating wave is bent
  Synonym:deflectiondeflexion
• the change in direction of a propagating wave (light or sound) when passing from one medium to another

双语例句

• As with ordinary light, laser range measurements to satellites are not troubled by ionospheric refraction.
  用激光测人造卫星的距离和用普通光一样，不受电离层折射的干扰。
• The index of refraction of most of the common glasses used in optical instruments lies between 1.46 and 1.96.
  光学仪器中最常用的玻璃其折射率多在1.46到1.96之间。
• Visual impairment resulting from faulty refraction of light rays in the eye.
  因为眼睛对光线的折射有毛病而导致的视力减弱。
• The shift method presented recently is a flume wave measurement method based on light refraction and Hilbert transform.
  最近提出的偏移算法是一种基于光线折射和希尔伯特变换的水槽波浪测量方法。
• Its origin is required of refraction or reflection of the light by atmospheric ice crystals.
  它是由大气的冰晶对光的折射或反射所产生的。
• The method to measure the refraction rate of liquids by using the least deflection angle is introduced and analyzed in this paper.
  介绍一种利用分光计及自制盛液“三棱杯”，采用最小偏向角法测量液体折射率的方法，并对该法进行了分析和讨。
• An autonomous satellite attitude and orbit determination system based on the stellar refraction measurement is described.
  研究了基于星光折射量测进行自主确定卫星姿态及轨道的方法。
• The density, refractive index and molar refraction of glasses, and their relationship with composition had been measured.
  测量了玻璃样品的密度，折射率和摩尔折射度，并分析了它们和玻璃组分的关系。
• The initial or frozen-in double refraction is replaced by an equivalent or virtual state of stress.
  初双折射或被冻结的双折射，可用一个等效或有效应力状态来代替。
• Conventional surface structure survey methods such as weathering refraction shooting and uphole shooting are restricted to a certain point.
  常规表层结构调查方法如小折射和微测井等，都是解决一个点上的问题。