Objective: to display the infrared radiant track along meridian course (IRRTM) over the human body surface and to explore the mechanism of its formation.
The figure of the relative kinematical track of the formation flying will change which is in an ellipse because of the disturbing force from which the satellites suffer.
共面编队飞行的卫星星座的相对运动轨迹是一个椭圆，但卫星由于受摄动力的影响，其椭圆队形会发生变化。
3
The formation of the bottom hole rock-disintegrating track of the mono-cone bit with wedge teeth was studied, and simulation software for the track pattern was developed.