photometric standard meaning in English
测光用标准光源
光度标准器
光度学标准
Examples
- Photometric measurements on incandescent lamps used for photometric standards
测光标准器用白炽灯的测光方法 - Total luminous flux measurements on discharge lamps used for photometric standards
测光标准器用放电灯总光通量的测量 - Photometric standard star
测光标准星 - Photometric standards for absorbance are used to check the accuracy of spectrometer systems . the kits consis of a reference and low , medium and high absorbance solutions
吸光光度计标准用于检查分光计系统的精确性。其配件包含一个参照标准和低、中、高吸光率的溶液。