The photometric signal-to-noise ratio is roughly proportional to the square root of the signal intensity.

光度计的信噪比与信号强度的平方根粗略成…

The photometric analysis helps in understanding the brightness of stars.

光度的分析有助于理解恒星的亮度。

Scientists use photometric measurements to study the properties of light.

科学家使用光度的测量来研究光的特性。

The photometric data was crucial for the research on celestial bodies.

光度的数据对天体研究至关重要。

The telescope is equipped with a photometric sensor to capture light variations.

望远镜配备了光度的传感器来捕捉光的变化。

Advances in photometric techniques have improved our understanding of the universe.

光度的技术进步提高了我们对宇宙的理解。

The latest development of photometric analysis of vanadium was discussed.

论述了钒的光度分析的进展状况.

What is the principle of the photometric assay of this drug?

槐花比色法含量测定的原理是什么？

Mean Spherical Candle Power is a measure of total lamp photometric output.

球状烛光是所有灯的光度输出的度量标准。

Study on the Solvent Floatation Photometric Method for Determination of Trace Copper.

溶剂浮选光度法测定痕量铜。