The pedometer does not need a battery cell to supply power, and directly converts the mechanical energy produced by a humanbodymotion to electric energy.
该计步器携带方便，无需电池作为电源供应，直接将人体运动时机械 能转化为电能。
2
On the basis of discussion of humanbodymotion capture, the key techniques of optical motion capture are introduced, including camera calibration, marker tracking and 3d reconstruction.
The skill with the anatomy is through the analysis normal body tissue, obtains to the humanbody modeling structure, the expression and the law of motion scientific knowledge.