Taking advantage of the technique of Computerized Tomography(CT)and the functions of the Digital Image Processing System(DIP)in this paper,50 young female medical students were scanned by CT from head to foot.The achieving images were imported into DIP and were processed by it.According to the dark degree of the tissues in the image and the determined density of the various tissues, the weight and mass center of the segments and the total body of every individual was counted with the DIP.Going through the analysis,examination,and statistics,the accuracy and reliability of the data was defined.Thus,a dependable data was provided for building up the model of the inertialparameters of the Chinese human body and for Sporting movement.