立定跳远教学与训练（Teaching and training of standing long jump）.docVIP

立定跳远教学与训练（Teaching and training of standing long jump） Teaching and training of standing long jump Physical training, 2008-09-25, 08:50, reading, 224 review, 2: big, medium, small I. technical structure and essentials of movement 1, the pre swing: bipod is about to open, and shoulder width, swing arms, front, back, legs straight, knees lower center of gravity, upper body slightly forward, hands far back swing. Key points: coordination of lower limbs, swing out two flexor drop center, upper body slightly forward. 2, take-off flying: feet quickly and forcibly pedal ground, while the two arms slightly curved, from the top forward swing, jump up and down the upper wing, and fully extended body. Main points: the ground is fast and powerful, legs and hands should be coordinated, and the air show should be fully stressed, and the front foot of the front of the ground should be pushed before the ground. 3, landing buffer: abdomen leg lift, leg stretch forward and back swing arms and knees, and landing buffer. Key points: leg outstretched timing, curved legs of front arm after landing back on the backswing. Two, several steps of the movement technology teaching 1, learn the upper and lower limb pre release techniques before take-off, to develop the coordination of upper and lower limbs and lower limb strength. Requires arms of the shoulder axis, and relax swing, coordination and lower extremity; introduces four methods: pre swing straight leg swing arm; leg flexion arm; leg swing arm; and the swing arm pike exhibition. Students choose a suitable method for their own practice; the teaching method uses repeated pre pendulum; weight-bearing pendulum; small length standing long jump; inductive exercises, etc.. 2, learning to take off pedal ground technology, development of the foot burst power. The requirement is two quick, that is, swinging and braking in front of arm is fast; pedaling is fast. Three straight hip and knee and ankle joint three straight, jump, move the focus on