This system combines single frequency differences GPS positioning technology of GPS with digital ultrasonic echo-sounder SDH-13 and matches plane data with depth data by the navigation software,carrying out real-time kinetic measurement on hydropower station reservoir area deposits,which improves the accuracy and efficiency of measurement greatly.

Application of ultrasonic technique in the preparation of TiO_2 based photocatalysts;

The application of split-radix algorithm in pipeline corrosion ultrasonic inner inspection;

Effect of ultrasonic on the properties of edible films based on soy protein isolate;

Progress in membrane separation enhanced by ultrasound;

Study on technology of ultrasound-microwave assisted generats levulinic acid by hydrolysis of cornstarch;

Investigation on extracting pumpkin polysaccharides from pumpkin by ultrasound;

The Application of Ultrasonic Wave to Medicative Abortion;

Optical fiber ultrasonic wave monitoring based on Mach-Zehnder interferometer;

In this paper,the extraction of grape seed proanthocyanidin using ultrasonic wave was studied.

Present Situation and Progress in Diagnosis of Hepatic Fibrosis by Ultrasonography;

Clinical significance of detection of retrobulbar blood circulation in diabetic patients by Ultrasonography;