Photoelectric spectrophotometers give better result . 用光电分光光度计能得到较佳结果。
Submit them to test on a photoelectric colorimeter or spectrophotometer . 把他们放在光电比色计或分光光度计上进行测定。
We must carry out the measurement with a photometer on an airplane . 要进行这种测量，我们必须使用一台装在飞机上的光度计。
The purchase of a spectrophotometer is obviously dependent on the kind of specimens which are to be analyzed . 购买何种类型的分光光度计，主要取决于被测样品的性质。
All intensity measurements using photometric units include a spectral bias (spectral response of the human eye) . 运用光度计装量进行辐射强度测量都应包括一个光谱的偏倚（人眼对光谱的敏感度）。
The auto - control of photometer preamplifier gain 分光光度计前置放大器自动增益控制
Verification regulation of visible range spectrophotometer 可见分光光度计检定规程
