Mortality rate of gastric cancer is about 20.93/100000 which is the highest malignancy in China. The scientist of our country are at present interested in study
From August 1st 1976 to July 31st 1986, thirty—six (32.7%) of the 110 burn patients over the age of sixty—five admitted to the Bum Center, Ruijin Hospital die
【正】 Thrombus formation in the artificial heart blood pump is a complex problem. The most important factor of thrombosis in the blood pump is the quality of b
Basic problems in the design and construction of impeller pumps were analysed with appropriate equations. Attention was focused on the reduction of the velocity