Department of Mechanics and Engineering Science, Peking University 100871, China;
Department of Mechanical Engineering Science, Kyushu University, Fukuoka 812-8581, Japan;
Department of Mechanics and Engineering Science, Peking University 100871, China;
Institute of Engineering Thermophysics, Chinese Academy of Sciences, Beijing 100080, China;
Department of Mechanical Engineering Science, Kyushu University, Fukuoka 812-8581, Japan;
curved blood vessel; bifurcation of flow; steady flow; mass transfer;