In the research of image processing, this paper clears away noises to lift the image clarity aimed at the noise arisen in engineering drawing by means of mean filtering and medium filtering etc.
Lift your kneecaps strongly upward and also feel as though you are drawing the tops them into your knees somewhat.
强有力地向上提起膝盖并感觉它的上端稍微提进你的膝盖里。
3
Instead of feeling defeated by your inability to lift up, try to see how long you can maintain the maximum effort of pressing your hands into the floor and drawing your navel back.