No abstract

The decrease in fluid resistance is one ofthe important keys for the purpose ofshortening of the sports time record ． By wearing of a low resistance swimsuit ， it still reminds us that there were a lot of 1arge time record shortening in swimming races of Beijing Olympic ・ The development of low resistance c ］ oth as the apPlication to sports is very important ． The fluiCl resistance were investigated by the change ofcloth materials ， surface roughness ， surface processing method ， seam position and the difference in sewing ． This stUdy is intended to suggest the best piece of cloth in specific speed area of sports ． Key lfords： Cloth ， Drag reduction ， Sports wear