According to the field observation of rubber dam in Chengdu rivers and the study of laboratory experiment about reaeration,it is found that the reaeration capability of spillway with artificial roughness will be improved more than that of smooth surface spillway.

Study on drag properties of artificial roughness for controlling tidal current;

Influence of pregnancy rate in artificial insemination with donor semen by preparation of sperm with different medium;

Clinical Study on the Use of Artificial Liver Supporting System in the Treatment of Acute or Chronic Liver Failure;

Comparison and choice of analgesic means in artificial abortion;

Jude Medical Regent prosthesis in patients with small aortic root.

Investigation and intervention in unigravidas emotional disorder before induced abortion;

Efficiency estimation of complex dosage with propofol and fentanyl on 200 cases of induced abortion;

Effect of propofol and nitric oxide on painless induced abortion;