1. The densitometer is used to measure the density of a solution.
密度计用于测量溶液的密度。

2. The technician used a densitometer to analyze the film's density.
技术人员使用密度计来分析胶片的密度。

3. The densitometer showed that the sample had a high density.
密度计显示样品的密度很高。

4. Make sure to calibrate the densitometer before taking any measurements.
在进行任何测量之前，请确保校准密度计。

5. The densitometer readings indicated a slight decrease in density over time.
密度计读数表明随着时间的推移密度略有下降。

6. The lab purchased a new densitometer to improve accuracy in density measurements.
实验室购买了一台新的密度计，以提高密度测量的准确性。