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.
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