一、诱导练习１仰卧举腿（图１）。仰卧，并腿上举与地垂直，慢速回落，重复进行。２仰卧车轮跑（图２）。仰卧屈膝举腿，双脚模仿踩自行车做空中车轮跑。３坐撑直角坐（图３）。坐撑举腿，使下肢与躯干夹角９０度左右，屏息３～５秒后放腿，重复作。４仰卧举腿拍... First, induction exercises 1  supine leg lift (Figure 1). Supine, and leg lift and vertical, slow down, repeat. 2  supine wheel run (Figure 2). Lift your legs and knees, legs imitate the bike to do the empty wheel run. 3 sit sit right angle (Figure 3). Sit and lift the leg so that the angle between the lower extremity and the torso about 90 degrees, breath-hold 3 to 5 seconds after the release legs, repeat. 4  supine leg lift ...