Photometric and colorimetric measurement,such as luminous flux measurement of all kinds of lamps,luminous density measurement in classrooms and color measure of color TV etc. are commonly used in daily manufacturing.
在日常的生产中，光度和色度的测量是很常见的，如各种灯的光通量测量，教室内照度测量，彩色电视机的颜色测量等等。
参考来源 - 便携式多用途光色测量仪的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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