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- The core has a high index of refraction, whereas the surrounding cladding, with its air holes interspersed with silica, has a lower index. 核心的石英折射系數高，環(huán)繞在外的外層石英與孔洞交錯，所以折射系數較低。
- A protective layer, made of glass or plastic, which surrounds the core. The cladding has a lower index of refraction than the core, which helps keep light in the core. 環(huán)繞著(zhù)光纖核心[纖核]之保護層稱(chēng)為光纖外殼,材質(zhì)為石英玻璃或塑膠,光纖外殼具備低反射指數,可以將傳輸光束局限于光纖核心。
- About complex index of refraction. 關(guān)于復雜折射。
- The main reason is the lowness index of city environment and city virescence, no high produce efficiency and low social security etc. 主要原因是城市環(huán)境與城市綠化指標值太低、生產(chǎn)效率不高、社會(huì )保障程度差等。
- Because of a low index of suspicion, the presenting symptoms of the pulmonary embolus were originally attributed to other causes of respiratory distress in two of the three patients. 由于肺動(dòng)脈栓塞的觀(guān)察指標不敏感，其中的2名患者的主要癥狀最初都歸因于可能造成呼吸性窘迫的其他病因。
- "In general, it takes place at the Boundary Between two transparent media when a ray of light in a medium of higher index of refraction approaches another medium of lower index of refraction at more than the critical angle." 一般來(lái)說(shuō),當光線(xiàn)從折射率較高的媒質(zhì)射向折射率較低的媒質(zhì),而且入射角大于臨界角時(shí),在這兩種透明媒質(zhì)的邊界上就會(huì )發(fā)生全內反射。
- A person's face is often an index of his mood. 一個(gè)人的臉部表情常常反映這個(gè)人的情緒。
- The index of refraction of air is 1.0 while the index of refraction of the polycarbonate is 1.55. 光在空氣中的折射率為1.;0，在聚碳酸脂中的折射率為1
- This speck disrupts the otherwise uniform index of refraction, creating a cloudy spot in a person's field of vision. 這種小顆粒會(huì )破壞水晶體原本均質(zhì)的折射率，在視野中制造出模糊的點(diǎn)。
- The index of refraction of most of the common glasses used in optical instruments lies between 1. 46 and 1. 96. 光學(xué)儀器中最常用的玻璃其折射率多在1.;46到1
- But what happens to light in very special media that have a negative index of refraction is currently being hotly debated in leading physics journals and preprints. 不過(guò)，最近在幾個(gè)重要的物理期刊和預印本中，卻熱烈討論著(zhù)光在折射率為負的特殊介質(zhì)中，會(huì )有什麼狀況出現。
- Heating the oil produces changes in the index of refraction of the oil, making the cell boundaries visible. 取暖油產(chǎn)生變化，在折射率的油，使細胞界限明顯。
- Maximum and minimum bounds may be placed on any unknown thickness or index of refraction. 全局解決方案/最優(yōu)化方法用于獲得最好的解決方案;因此避免局部最小風(fēng)險;極小化測量誤差.
- Abbe fold light meter to use passage measurement index of refraction simplicity may measurement water content of honey. 利用阿貝折光器，通過(guò)測定折光率可以簡(jiǎn)便的測定蜂蜜中的含水量。
- Characterizing the solid content by means of refractive index of the resin is also a convenient method. 用樹(shù)脂的折射率來(lái)表征固體含量，是簡(jiǎn)單可行的方法；
- The experiment results show that our OCT system is able the detection as small as 0.5% change of refractive index of the solution. 實(shí)驗結果表明;OCT系統能夠分辨散射模型0.;5%25的折射率變化;初步達到了血糖檢測的精度要求。
- Study of Microdynamics for CO Adsorbing on Pt Low index Surfaces? CO吸附在過(guò)渡金屬鉑表面的微觀(guān)動(dòng)力學(xué)研究
- When we were discussing the index of refraction, we saw that an incoming beam of light will make the atoms rediate again. 在討論折射率時(shí)，我們曾看到入射光束使原子再輻射。
- Other properties strongly influencing the light output are the transparency and the index of refraction of the scintillator. 強烈影響光輸出的其他特性有：閃光體的透明度和折射率。
- When we were discussing the index of refraction, we saw that an incoming beam of light will make the atoms radiate again. 在討論折射率時(shí),我們曾看到入射光束使原子再輻射。
