n.光度学；测光（学，法）；光度测定（法）；计光术

The photometry of celestial objects is essential for determining their brightness and understanding their properties.
天体的光度测量对于确定其亮度和理解其特性至关重要。
We used aperture photometry to measure the flux from the star, taking into account any background light contamination.
我们使用孔径光度法测量恒星的流量，同时考虑了任何背景光污染的影响。
Photometry experiments in the laboratory allowed us to calibrate our instruments before deploying them in the field.
实验室中的光度学实验使我们能够在实地部署仪器之前对它们进行校准。
By performing differential photometry, astronomers can detect changes in brightness of variable stars over time.
通过执行差分光度测量，天文学家可以检测变星随时间变化的亮度变化。
The accuracy of the photometry data obtained was critical in confirming the existence of exoplanets around distant stars.
获取的光度数据的准确性对于确认遥远恒星周围系外行星的存在至关重要。
Through photometry analysis, we can infer the temperature, radius, and chemical composition of stars.
通过光度分析，我们可以推断恒星的温度、半径和化学组成。
Modern CCD cameras have revolutionized stellar photometry due to their high sensitivity and wide dynamic range.
现代CCD相机由于其高灵敏度和宽动态范围，已经彻底改变了恒星光度学。
The technique of spectrophotometry combines elements of spectroscopy and photometry to provide detailed information about an object's spectrum and brightness.
光谱光度法结合了光谱学和光度学的元素，以提供有关物体光谱和亮度的详细信息。
Infrared photometry was crucial in identifying cold, dusty regions within star-forming nebulae.
红外光度测量在识别恒星形成星云内的寒冷尘埃区域方面至关重要。
Accurate photometry measurements were necessary to determine the distance and luminosity of galaxies in our universe.
准确的光度测量对于确定我们宇宙中星系的距离和光度是必要的。