一种表面波液体密度传感器的实验研究

The Experimental Research for Surface Acoustic Wave Liquid Density Sensor

本文介绍了一种新型的表面波（ＳＡＷ）液体密度传感器结构，并对其进行了理论分析和初步实验．结果表明：与传统的液体密度传感器相比，这种传感器具有结构简单、测量精度高、需用试样少等特点，具有广泛的应用前景．

This paper described a new-type surface acoustic wave (SAW) liquid density sensor. The theory analysis and initial experiment are presented. The result shows: com- pared with traditional liquid density sensor, the SAW-sensor has the advantages of simple construction, high precision and little sample, etc.