高位侧光一般用于拍摄人像，通常称为“伦勃朗用光法”，这种用光方式强调边缘和深度。
Light emitted from above and to the side when applied to portraits creates what is often referred to as "Rembrandt lighting". This form of lighting emphasizes edges and depth.
该系统基于光学系统无接触性测量的基本原理，运用光学测量的理论和一般方法，设计并讨论了在实际运用中存在的问题及解决办法；
It based on the basic principle of un-touched measurement in this optics system, applies general theory and methods of optics, the problems and the solutions for practical application are discussed.
地面水一般带色且浊，采用光度法分析水样中总磷时，会使测定结果偏高。
Surface water is generally coloured and turbid. When total phosphorus is analyzed by luminometer, the monitoring result will be somewhat high.
研究生迈克尔·塞格纳托维茨先是将一些钾铌氧化物堆积到硅表面，接着用光学显微镜拍摄了这幅图片，看上去像一个遥远的星系一般。
After depositing some potassium niobium oxide onto a silicon surface, graduate student Michael Sygnatowicz used an optical microscope to take this photograph, resembling a distant galaxy.
一般包括光强测量、场景分析和曝光补偿等三个步骤，可以用光学和电子学两种方式来实现。
Generally it includes three steps: light intensity measurement, scenario analysis and exposure compensation. And auto-exposure has optics-implemented way and electronic-implemented way.
观察大鼠一般状况，定量比较血清肝功能指标的变化，用光镜、透射电镜观察肝细胞形态学改变及肝脏再生差别；
The rats' general conditions and plasma liver function were observed. Histopathological characteristics and regeneration were observed with microscope and transmission electron microscope.
观察大鼠一般状况，定量比较血清肝功能指标的变化，用光镜、透射电镜观察肝细胞形态学改变及肝脏再生差别；
The rats' general conditions and plasma liver function were observed. Histopathological characteristics and regeneration were observed with microscope and transmission electron microscope.
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